208897704

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^3\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 160

約数和(自身を含む): 630748800

約数和(自身を除く): 421851096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 47, 54, 57, 72, 76, 81, 94, 108, 114, 141, 152, 162, 171, 188, 216, 228, 282, 324, 342, 361, 376, 423, 456, 513, 564, 648, 684, 722, 846, 893, 1026, 1083, 1128, 1269, 1368, 1444, 1539, 1692, 1786, 2052, 2166, 2538, 2679, 2888, 3078, 3249, 3384, 3572, 3807, 4104, 4332, 5076, 5358, 6156, 6498, 6859, 7144, 7614, 8037, 8664, 9747, 10152, 10716, 12312, 12996, 13718, 15228, 16074, 16967, 19494, 20577, 21432, 24111, 25992, 27436, 29241, 30456, 32148, 33934, 38988, 41154, 48222, 50901, 54872, 58482, 61731, 64296, 67868, 72333, 77976, 82308, 96444, 101802, 116964, 123462, 135736, 144666, 152703, 164616, 185193, 192888, 203604, 233928, 246924, 289332, 305406, 322373, 370386, 407208, 458109, 493848, 555579, 578664, 610812, 644746, 740772, 916218, 967119, 1111158, 1221624, 1289492, 1374327, 1481544, 1832436, 1934238, 2222316, 2578984, 2748654, 2901357, 3664872, 3868476, 4444632, 5497308, 5802714, 7736952, 8704071, 10994616, 11605428, 17408142, 23210856, 26112213, 34816284, 52224426, 69632568, 104448852, 208897704]

約数ペア:

[(1, 208897704), (2, 104448852), (3, 69632568), (4, 52224426), (6, 34816284), (8, 26112213), (9, 23210856), (12, 17408142), (18, 11605428), (19, 10994616), (24, 8704071), (27, 7736952), (36, 5802714), (38, 5497308), (47, 4444632), (54, 3868476), (57, 3664872), (72, 2901357), (76, 2748654), (81, 2578984), (94, 2222316), (108, 1934238), (114, 1832436), (141, 1481544), (152, 1374327), (162, 1289492), (171, 1221624), (188, 1111158), (216, 967119), (228, 916218), (282, 740772), (324, 644746), (342, 610812), (361, 578664), (376, 555579), (423, 493848), (456, 458109), (513, 407208), (564, 370386), (648, 322373), (684, 305406), (722, 289332), (846, 246924), (893, 233928), (1026, 203604), (1083, 192888), (1128, 185193), (1269, 164616), (1368, 152703), (1444, 144666), (1539, 135736), (1692, 123462), (1786, 116964), (2052, 101802), (2166, 96444), (2538, 82308), (2679, 77976), (2888, 72333), (3078, 67868), (3249, 64296), (3384, 61731), (3572, 58482), (3807, 54872), (4104, 50901), (4332, 48222), (5076, 41154), (5358, 38988), (6156, 33934), (6498, 32148), (6859, 30456), (7144, 29241), (7614, 27436), (8037, 25992), (8664, 24111), (9747, 21432), (10152, 20577), (10716, 19494), (12312, 16967), (12996, 16074), (13718, 15228)]