19752624640

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^3\times {\mathrm{37}}^1$

素因数の和:160

約数の個数: 320

約数和(自身を含む): 57441466368

約数和(自身を除く): 37688841728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 64, 70, 74, 80, 112, 124, 128, 140, 148, 155, 160, 185, 217, 224, 248, 256, 259, 280, 296, 310, 320, 370, 434, 448, 496, 512, 518, 560, 592, 620, 640, 740, 868, 896, 961, 992, 1036, 1085, 1120, 1147, 1184, 1240, 1280, 1295, 1480, 1736, 1792, 1922, 1984, 2072, 2170, 2240, 2294, 2368, 2480, 2560, 2590, 2960, 3472, 3584, 3844, 3968, 4144, 4340, 4480, 4588, 4736, 4805, 4960, 5180, 5735, 5920, 6727, 6944, 7688, 7936, 8029, 8288, 8680, 8960, 9176, 9472, 9610, 9920, 10360, 11470, 11840, 13454, 13888, 15376, 15872, 16058, 16576, 17360, 17920, 18352, 18944, 19220, 19840, 20720, 22940, 23680, 26908, 27776, 29791, 30752, 32116, 33152, 33635, 34720, 35557, 36704, 38440, 39680, 40145, 41440, 45880, 47360, 53816, 55552, 59582, 61504, 64232, 66304, 67270, 69440, 71114, 73408, 76880, 79360, 80290, 82880, 91760, 94720, 107632, 111104, 119164, 123008, 128464, 132608, 134540, 138880, 142228, 146816, 148955, 153760, 160580, 165760, 177785, 183520, 208537, 215264, 238328, 246016, 248899, 256928, 269080, 277760, 284456, 293632, 297910, 307520, 321160, 331520, 355570, 367040, 417074, 430528, 476656, 492032, 497798, 513856, 538160, 555520, 568912, 587264, 595820, 615040, 642320, 663040, 711140, 734080, 834148, 861056, 953312, 995596, 1027712, 1042685, 1076320, 1102267, 1137824, 1191640, 1230080, 1244495, 1284640, 1422280, 1468160, 1668296, 1722112, 1906624, 1991192, 2055424, 2085370, 2152640, 2204534, 2275648, 2383280, 2460160, 2488990, 2569280, 2844560, 2936320, 3336592, 3444224, 3813248, 3982384, 4110848, 4170740, 4305280, 4409068, 4551296, 4766560, 4977980, 5138560, 5511335, 5689120, 6673184, 7626496, 7715869, 7964768, 8341480, 8610560, 8818136, 9102592, 9533120, 9955960, 10277120, 11022670, 11378240, 13346368, 15252992, 15431738, 15929536, 16682960, 17221120, 17636272, 18205184, 19066240, 19911920, 20554240, 22045340, 22756480, 26692736, 30863476, 31859072, 33365920, 35272544, 38132480, 38579345, 39823840, 44090680, 45512960, 53385472, 61726952, 63718144, 66731840, 70545088, 76264960, 77158690, 79647680, 88181360, 91025920, 106770944, 123453904, 127436288, 133463680, 141090176, 154317380, 159295360, 176362720, 246907808, 266927360, 282180352, 308634760, 318590720, 352725440, 493815616, 533854720, 564360704, 617269520, 637181440, 705450880, 987631232, 1234539040, 1410901760, 1975262464, 2469078080, 2821803520, 3950524928, 4938156160, 9876312320, 19752624640]

約数ペア:

[(1, 19752624640), (2, 9876312320), (4, 4938156160), (5, 3950524928), (7, 2821803520), (8, 2469078080), (10, 1975262464), (14, 1410901760), (16, 1234539040), (20, 987631232), (28, 705450880), (31, 637181440), (32, 617269520), (35, 564360704), (37, 533854720), (40, 493815616), (56, 352725440), (62, 318590720), (64, 308634760), (70, 282180352), (74, 266927360), (80, 246907808), (112, 176362720), (124, 159295360), (128, 154317380), (140, 141090176), (148, 133463680), (155, 127436288), (160, 123453904), (185, 106770944), (217, 91025920), (224, 88181360), (248, 79647680), (256, 77158690), (259, 76264960), (280, 70545088), (296, 66731840), (310, 63718144), (320, 61726952), (370, 53385472), (434, 45512960), (448, 44090680), (496, 39823840), (512, 38579345), (518, 38132480), (560, 35272544), (592, 33365920), (620, 31859072), (640, 30863476), (740, 26692736), (868, 22756480), (896, 22045340), (961, 20554240), (992, 19911920), (1036, 19066240), (1085, 18205184), (1120, 17636272), (1147, 17221120), (1184, 16682960), (1240, 15929536), (1280, 15431738), (1295, 15252992), (1480, 13346368), (1736, 11378240), (1792, 11022670), (1922, 10277120), (1984, 9955960), (2072, 9533120), (2170, 9102592), (2240, 8818136), (2294, 8610560), (2368, 8341480), (2480, 7964768), (2560, 7715869), (2590, 7626496), (2960, 6673184), (3472, 5689120), (3584, 5511335), (3844, 5138560), (3968, 4977980), (4144, 4766560), (4340, 4551296), (4480, 4409068), (4588, 4305280), (4736, 4170740), (4805, 4110848), (4960, 3982384), (5180, 3813248), (5735, 3444224), (5920, 3336592), (6727, 2936320), (6944, 2844560), (7688, 2569280), (7936, 2488990), (8029, 2460160), (8288, 2383280), (8680, 2275648), (8960, 2204534), (9176, 2152640), (9472, 2085370), (9610, 2055424), (9920, 1991192), (10360, 1906624), (11470, 1722112), (11840, 1668296), (13454, 1468160), (13888, 1422280), (15376, 1284640), (15872, 1244495), (16058, 1230080), (16576, 1191640), (17360, 1137824), (17920, 1102267), (18352, 1076320), (18944, 1042685), (19220, 1027712), (19840, 995596), (20720, 953312), (22940, 861056), (23680, 834148), (26908, 734080), (27776, 711140), (29791, 663040), (30752, 642320), (32116, 615040), (33152, 595820), (33635, 587264), (34720, 568912), (35557, 555520), (36704, 538160), (38440, 513856), (39680, 497798), (40145, 492032), (41440, 476656), (45880, 430528), (47360, 417074), (53816, 367040), (55552, 355570), (59582, 331520), (61504, 321160), (64232, 307520), (66304, 297910), (67270, 293632), (69440, 284456), (71114, 277760), (73408, 269080), (76880, 256928), (79360, 248899), (80290, 246016), (82880, 238328), (91760, 215264), (94720, 208537), (107632, 183520), (111104, 177785), (119164, 165760), (123008, 160580), (128464, 153760), (132608, 148955), (134540, 146816), (138880, 142228)]