81145917440

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^3$

素因数の和:148

約数の個数: 416

約数和(自身を含む): 242065674240

約数和(自身を除く): 160919756800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 128, 133, 140, 152, 155, 160, 190, 217, 224, 248, 256, 266, 280, 304, 310, 320, 380, 434, 448, 496, 512, 532, 560, 589, 608, 620, 640, 665, 760, 868, 896, 961, 992, 1024, 1064, 1085, 1120, 1178, 1216, 1240, 1280, 1330, 1520, 1736, 1792, 1922, 1984, 2048, 2128, 2170, 2240, 2356, 2432, 2480, 2560, 2660, 2945, 3040, 3472, 3584, 3844, 3968, 4096, 4123, 4256, 4340, 4480, 4712, 4805, 4864, 4960, 5120, 5320, 5890, 6080, 6727, 6944, 7168, 7688, 7936, 8246, 8512, 8680, 8960, 9424, 9610, 9728, 9920, 10240, 10640, 11780, 12160, 13454, 13888, 14336, 15376, 15872, 16492, 17024, 17360, 17920, 18259, 18848, 19220, 19456, 19840, 20480, 20615, 21280, 23560, 24320, 26908, 27776, 28672, 29791, 30752, 31744, 32984, 33635, 34048, 34720, 35840, 36518, 37696, 38440, 38912, 39680, 41230, 42560, 47120, 48640, 53816, 55552, 59582, 61504, 63488, 65968, 67270, 68096, 69440, 71680, 73036, 75392, 76880, 77824, 79360, 82460, 85120, 91295, 94240, 97280, 107632, 111104, 119164, 123008, 126976, 127813, 131936, 134540, 136192, 138880, 143360, 146072, 148955, 150784, 153760, 158720, 164920, 170240, 182590, 188480, 194560, 208537, 215264, 222208, 238328, 246016, 255626, 263872, 269080, 272384, 277760, 292144, 297910, 301568, 307520, 317440, 329840, 340480, 365180, 376960, 389120, 417074, 430528, 444416, 476656, 492032, 511252, 527744, 538160, 544768, 555520, 566029, 584288, 595820, 603136, 615040, 634880, 639065, 659680, 680960, 730360, 753920, 834148, 861056, 888832, 953312, 984064, 1022504, 1042685, 1055488, 1076320, 1111040, 1132058, 1168576, 1191640, 1206272, 1230080, 1278130, 1319360, 1361920, 1460720, 1507840, 1668296, 1722112, 1906624, 1968128, 2045008, 2085370, 2110976, 2152640, 2222080, 2264116, 2337152, 2383280, 2412544, 2460160, 2556260, 2638720, 2723840, 2830145, 2921440, 3015680, 3336592, 3444224, 3813248, 3936256, 3962203, 4090016, 4170740, 4221952, 4305280, 4444160, 4528232, 4674304, 4766560, 4920320, 5112520, 5277440, 5660290, 5842880, 6031360, 6673184, 6888448, 7626496, 7924406, 8180032, 8341480, 8443904, 8610560, 9056464, 9348608, 9533120, 9840640, 10225040, 10554880, 11320580, 11685760, 12062720, 13346368, 13776896, 15252992, 15848812, 16360064, 16682960, 16887808, 17221120, 18112928, 18697216, 19066240, 19681280, 19811015, 20450080, 21109760, 22641160, 23371520, 26692736, 27553792, 30505984, 31697624, 32720128, 33365920, 34442240, 36225856, 37394432, 38132480, 39622030, 40900160, 42219520, 45282320, 46743040, 53385472, 61011968, 63395248, 65440256, 66731840, 68884480, 72451712, 74788864, 76264960, 79244060, 81800320, 84439040, 90564640, 93486080, 106770944, 122023936, 126790496, 130880512, 133463680, 137768960, 144903424, 152529920, 158488120, 163600640, 181129280, 186972160, 213541888, 253580992, 261761024, 266927360, 289806848, 305059840, 316976240, 327201280, 362258560, 373944320, 427083776, 507161984, 523522048, 533854720, 579613696, 610119680, 633952480, 654402560, 724517120, 854167552, 1014323968, 1067709440, 1159227392, 1267904960, 1308805120, 1449034240, 2028647936, 2135418880, 2318454784, 2535809920, 2617610240, 2898068480, 4057295872, 4270837760, 5071619840, 5796136960, 8114591744, 10143239680, 11592273920, 16229183488, 20286479360, 40572958720, 81145917440]

約数ペア:

[(1, 81145917440), (2, 40572958720), (4, 20286479360), (5, 16229183488), (7, 11592273920), (8, 10143239680), (10, 8114591744), (14, 5796136960), (16, 5071619840), (19, 4270837760), (20, 4057295872), (28, 2898068480), (31, 2617610240), (32, 2535809920), (35, 2318454784), (38, 2135418880), (40, 2028647936), (56, 1449034240), (62, 1308805120), (64, 1267904960), (70, 1159227392), (76, 1067709440), (80, 1014323968), (95, 854167552), (112, 724517120), (124, 654402560), (128, 633952480), (133, 610119680), (140, 579613696), (152, 533854720), (155, 523522048), (160, 507161984), (190, 427083776), (217, 373944320), (224, 362258560), (248, 327201280), (256, 316976240), (266, 305059840), (280, 289806848), (304, 266927360), (310, 261761024), (320, 253580992), (380, 213541888), (434, 186972160), (448, 181129280), (496, 163600640), (512, 158488120), (532, 152529920), (560, 144903424), (589, 137768960), (608, 133463680), (620, 130880512), (640, 126790496), (665, 122023936), (760, 106770944), (868, 93486080), (896, 90564640), (961, 84439040), (992, 81800320), (1024, 79244060), (1064, 76264960), (1085, 74788864), (1120, 72451712), (1178, 68884480), (1216, 66731840), (1240, 65440256), (1280, 63395248), (1330, 61011968), (1520, 53385472), (1736, 46743040), (1792, 45282320), (1922, 42219520), (1984, 40900160), (2048, 39622030), (2128, 38132480), (2170, 37394432), (2240, 36225856), (2356, 34442240), (2432, 33365920), (2480, 32720128), (2560, 31697624), (2660, 30505984), (2945, 27553792), (3040, 26692736), (3472, 23371520), (3584, 22641160), (3844, 21109760), (3968, 20450080), (4096, 19811015), (4123, 19681280), (4256, 19066240), (4340, 18697216), (4480, 18112928), (4712, 17221120), (4805, 16887808), (4864, 16682960), (4960, 16360064), (5120, 15848812), (5320, 15252992), (5890, 13776896), (6080, 13346368), (6727, 12062720), (6944, 11685760), (7168, 11320580), (7688, 10554880), (7936, 10225040), (8246, 9840640), (8512, 9533120), (8680, 9348608), (8960, 9056464), (9424, 8610560), (9610, 8443904), (9728, 8341480), (9920, 8180032), (10240, 7924406), (10640, 7626496), (11780, 6888448), (12160, 6673184), (13454, 6031360), (13888, 5842880), (14336, 5660290), (15376, 5277440), (15872, 5112520), (16492, 4920320), (17024, 4766560), (17360, 4674304), (17920, 4528232), (18259, 4444160), (18848, 4305280), (19220, 4221952), (19456, 4170740), (19840, 4090016), (20480, 3962203), (20615, 3936256), (21280, 3813248), (23560, 3444224), (24320, 3336592), (26908, 3015680), (27776, 2921440), (28672, 2830145), (29791, 2723840), (30752, 2638720), (31744, 2556260), (32984, 2460160), (33635, 2412544), (34048, 2383280), (34720, 2337152), (35840, 2264116), (36518, 2222080), (37696, 2152640), (38440, 2110976), (38912, 2085370), (39680, 2045008), (41230, 1968128), (42560, 1906624), (47120, 1722112), (48640, 1668296), (53816, 1507840), (55552, 1460720), (59582, 1361920), (61504, 1319360), (63488, 1278130), (65968, 1230080), (67270, 1206272), (68096, 1191640), (69440, 1168576), (71680, 1132058), (73036, 1111040), (75392, 1076320), (76880, 1055488), (77824, 1042685), (79360, 1022504), (82460, 984064), (85120, 953312), (91295, 888832), (94240, 861056), (97280, 834148), (107632, 753920), (111104, 730360), (119164, 680960), (123008, 659680), (126976, 639065), (127813, 634880), (131936, 615040), (134540, 603136), (136192, 595820), (138880, 584288), (143360, 566029), (146072, 555520), (148955, 544768), (150784, 538160), (153760, 527744), (158720, 511252), (164920, 492032), (170240, 476656), (182590, 444416), (188480, 430528), (194560, 417074), (208537, 389120), (215264, 376960), (222208, 365180), (238328, 340480), (246016, 329840), (255626, 317440), (263872, 307520), (269080, 301568), (272384, 297910), (277760, 292144)]