643272448

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 1613255616

約数和(自身を除く): 969983168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 53, 56, 64, 91, 104, 106, 112, 128, 182, 208, 212, 224, 256, 364, 371, 416, 424, 448, 521, 689, 728, 742, 832, 848, 896, 1042, 1378, 1456, 1484, 1664, 1696, 1792, 2084, 2756, 2912, 2968, 3328, 3392, 3647, 4168, 4823, 5512, 5824, 5936, 6773, 6784, 7294, 8336, 9646, 11024, 11648, 11872, 13546, 13568, 14588, 16672, 19292, 22048, 23296, 23744, 27092, 27613, 29176, 33344, 38584, 44096, 47411, 47488, 54184, 55226, 58352, 66688, 77168, 88192, 94822, 94976, 108368, 110452, 116704, 133376, 154336, 176384, 189644, 193291, 216736, 220904, 233408, 308672, 358969, 379288, 386582, 433472, 441808, 466816, 617344, 717938, 758576, 773164, 866944, 883616, 933632, 1234688, 1435876, 1517152, 1546328, 1733888, 1767232, 2512783, 2871752, 3034304, 3092656, 3534464, 5025566, 5743504, 6068608, 6185312, 7068928, 10051132, 11487008, 12137216, 12370624, 20102264, 22974016, 24741248, 40204528, 45948032, 49482496, 80409056, 91896064, 160818112, 321636224, 643272448]

約数ペア:

[(1, 643272448), (2, 321636224), (4, 160818112), (7, 91896064), (8, 80409056), (13, 49482496), (14, 45948032), (16, 40204528), (26, 24741248), (28, 22974016), (32, 20102264), (52, 12370624), (53, 12137216), (56, 11487008), (64, 10051132), (91, 7068928), (104, 6185312), (106, 6068608), (112, 5743504), (128, 5025566), (182, 3534464), (208, 3092656), (212, 3034304), (224, 2871752), (256, 2512783), (364, 1767232), (371, 1733888), (416, 1546328), (424, 1517152), (448, 1435876), (521, 1234688), (689, 933632), (728, 883616), (742, 866944), (832, 773164), (848, 758576), (896, 717938), (1042, 617344), (1378, 466816), (1456, 441808), (1484, 433472), (1664, 386582), (1696, 379288), (1792, 358969), (2084, 308672), (2756, 233408), (2912, 220904), (2968, 216736), (3328, 193291), (3392, 189644), (3647, 176384), (4168, 154336), (4823, 133376), (5512, 116704), (5824, 110452), (5936, 108368), (6773, 94976), (6784, 94822), (7294, 88192), (8336, 77168), (9646, 66688), (11024, 58352), (11648, 55226), (11872, 54184), (13546, 47488), (13568, 47411), (14588, 44096), (16672, 38584), (19292, 33344), (22048, 29176), (23296, 27613), (23744, 27092)]