28419768320

素因数分解:

$2^{14}\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:133

約数の個数: 270

約数和(自身を含む): 74381024466

約数和(自身を除く): 45961256146

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 304, 310, 320, 361, 380, 496, 512, 589, 608, 620, 640, 722, 760, 961, 992, 1024, 1178, 1216, 1240, 1280, 1444, 1520, 1805, 1922, 1984, 2048, 2356, 2432, 2480, 2560, 2888, 2945, 3040, 3610, 3844, 3968, 4096, 4712, 4805, 4864, 4960, 5120, 5776, 5890, 6080, 7220, 7688, 7936, 8192, 9424, 9610, 9728, 9920, 10240, 11191, 11552, 11780, 12160, 14440, 15376, 15872, 16384, 18259, 18848, 19220, 19456, 19840, 20480, 22382, 23104, 23560, 24320, 28880, 30752, 31744, 36518, 37696, 38440, 38912, 39680, 40960, 44764, 46208, 47120, 48640, 55955, 57760, 61504, 63488, 73036, 75392, 76880, 77824, 79360, 81920, 89528, 91295, 92416, 94240, 97280, 111910, 115520, 123008, 126976, 146072, 150784, 153760, 155648, 158720, 179056, 182590, 184832, 188480, 194560, 223820, 231040, 246016, 253952, 292144, 301568, 307520, 311296, 317440, 346921, 358112, 365180, 369664, 376960, 389120, 447640, 462080, 492032, 507904, 584288, 603136, 615040, 634880, 693842, 716224, 730360, 739328, 753920, 778240, 895280, 924160, 984064, 1168576, 1206272, 1230080, 1269760, 1387684, 1432448, 1460720, 1478656, 1507840, 1556480, 1734605, 1790560, 1848320, 1968128, 2337152, 2412544, 2460160, 2539520, 2775368, 2864896, 2921440, 2957312, 3015680, 3469210, 3581120, 3696640, 3936256, 4674304, 4825088, 4920320, 5550736, 5729792, 5842880, 5914624, 6031360, 6938420, 7162240, 7393280, 7872512, 9348608, 9650176, 9840640, 11101472, 11459584, 11685760, 12062720, 13876840, 14324480, 14786560, 15745024, 18697216, 19681280, 22202944, 22919168, 23371520, 24125440, 27753680, 28648960, 29573120, 37394432, 39362560, 44405888, 45838336, 46743040, 48250880, 55507360, 57297920, 74788864, 78725120, 88811776, 91676672, 93486080, 111014720, 114595840, 149577728, 177623552, 183353344, 186972160, 222029440, 229191680, 299155456, 355247104, 373944320, 444058880, 458383360, 710494208, 747888640, 888117760, 916766720, 1420988416, 1495777280, 1776235520, 2841976832, 3552471040, 5683953664, 7104942080, 14209884160, 28419768320]

約数ペア:

[(1, 28419768320), (2, 14209884160), (4, 7104942080), (5, 5683953664), (8, 3552471040), (10, 2841976832), (16, 1776235520), (19, 1495777280), (20, 1420988416), (31, 916766720), (32, 888117760), (38, 747888640), (40, 710494208), (62, 458383360), (64, 444058880), (76, 373944320), (80, 355247104), (95, 299155456), (124, 229191680), (128, 222029440), (152, 186972160), (155, 183353344), (160, 177623552), (190, 149577728), (248, 114595840), (256, 111014720), (304, 93486080), (310, 91676672), (320, 88811776), (361, 78725120), (380, 74788864), (496, 57297920), (512, 55507360), (589, 48250880), (608, 46743040), (620, 45838336), (640, 44405888), (722, 39362560), (760, 37394432), (961, 29573120), (992, 28648960), (1024, 27753680), (1178, 24125440), (1216, 23371520), (1240, 22919168), (1280, 22202944), (1444, 19681280), (1520, 18697216), (1805, 15745024), (1922, 14786560), (1984, 14324480), (2048, 13876840), (2356, 12062720), (2432, 11685760), (2480, 11459584), (2560, 11101472), (2888, 9840640), (2945, 9650176), (3040, 9348608), (3610, 7872512), (3844, 7393280), (3968, 7162240), (4096, 6938420), (4712, 6031360), (4805, 5914624), (4864, 5842880), (4960, 5729792), (5120, 5550736), (5776, 4920320), (5890, 4825088), (6080, 4674304), (7220, 3936256), (7688, 3696640), (7936, 3581120), (8192, 3469210), (9424, 3015680), (9610, 2957312), (9728, 2921440), (9920, 2864896), (10240, 2775368), (11191, 2539520), (11552, 2460160), (11780, 2412544), (12160, 2337152), (14440, 1968128), (15376, 1848320), (15872, 1790560), (16384, 1734605), (18259, 1556480), (18848, 1507840), (19220, 1478656), (19456, 1460720), (19840, 1432448), (20480, 1387684), (22382, 1269760), (23104, 1230080), (23560, 1206272), (24320, 1168576), (28880, 984064), (30752, 924160), (31744, 895280), (36518, 778240), (37696, 753920), (38440, 739328), (38912, 730360), (39680, 716224), (40960, 693842), (44764, 634880), (46208, 615040), (47120, 603136), (48640, 584288), (55955, 507904), (57760, 492032), (61504, 462080), (63488, 447640), (73036, 389120), (75392, 376960), (76880, 369664), (77824, 365180), (79360, 358112), (81920, 346921), (89528, 317440), (91295, 311296), (92416, 307520), (94240, 301568), (97280, 292144), (111910, 253952), (115520, 246016), (123008, 231040), (126976, 223820), (146072, 194560), (150784, 188480), (153760, 184832), (155648, 182590), (158720, 179056)]