204551880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5701}}^1$

素因数の和:5751

約数の個数: 128

約数和(自身を含む): 689713920

約数和(自身を除く): 485162040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5701, 5980, 7176, 8970, 11402, 11960, 17103, 17940, 22804, 28505, 34206, 35880, 45608, 57010, 68412, 74113, 85515, 114020, 131123, 136824, 148226, 171030, 222339, 228040, 262246, 296452, 342060, 370565, 393369, 444678, 524492, 592904, 655615, 684120, 741130, 786738, 889356, 1048984, 1111695, 1311230, 1482260, 1573476, 1704599, 1778712, 1966845, 2223390, 2622460, 2964520, 3146952, 3409198, 3933690, 4446780, 5113797, 5244920, 6818396, 7867380, 8522995, 8893560, 10227594, 13636792, 15734760, 17045990, 20455188, 25568985, 34091980, 40910376, 51137970, 68183960, 102275940, 204551880]

約数ペア:

[(1, 204551880), (2, 102275940), (3, 68183960), (4, 51137970), (5, 40910376), (6, 34091980), (8, 25568985), (10, 20455188), (12, 17045990), (13, 15734760), (15, 13636792), (20, 10227594), (23, 8893560), (24, 8522995), (26, 7867380), (30, 6818396), (39, 5244920), (40, 5113797), (46, 4446780), (52, 3933690), (60, 3409198), (65, 3146952), (69, 2964520), (78, 2622460), (92, 2223390), (104, 1966845), (115, 1778712), (120, 1704599), (130, 1573476), (138, 1482260), (156, 1311230), (184, 1111695), (195, 1048984), (230, 889356), (260, 786738), (276, 741130), (299, 684120), (312, 655615), (345, 592904), (390, 524492), (460, 444678), (520, 393369), (552, 370565), (598, 342060), (690, 296452), (780, 262246), (897, 228040), (920, 222339), (1196, 171030), (1380, 148226), (1495, 136824), (1560, 131123), (1794, 114020), (2392, 85515), (2760, 74113), (2990, 68412), (3588, 57010), (4485, 45608), (5701, 35880), (5980, 34206), (7176, 28505), (8970, 22804), (11402, 17940), (11960, 17103)]