72575440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 120

約数和(自身を含む): 204094080

約数和(自身を除く): 131518640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 359, 361, 380, 532, 560, 665, 718, 722, 760, 1064, 1330, 1436, 1444, 1520, 1795, 1805, 2128, 2513, 2527, 2660, 2872, 2888, 3590, 3610, 5026, 5054, 5320, 5744, 5776, 6821, 7180, 7220, 10052, 10108, 10640, 12565, 12635, 13642, 14360, 14440, 20104, 20216, 25130, 25270, 27284, 28720, 28880, 34105, 40208, 40432, 47747, 50260, 50540, 54568, 68210, 95494, 100520, 101080, 109136, 129599, 136420, 190988, 201040, 202160, 238735, 259198, 272840, 381976, 477470, 518396, 545680, 647995, 763952, 907193, 954940, 1036792, 1295990, 1814386, 1909880, 2073584, 2591980, 3628772, 3819760, 4535965, 5183960, 7257544, 9071930, 10367920, 14515088, 18143860, 36287720, 72575440]

約数ペア:

[(1, 72575440), (2, 36287720), (4, 18143860), (5, 14515088), (7, 10367920), (8, 9071930), (10, 7257544), (14, 5183960), (16, 4535965), (19, 3819760), (20, 3628772), (28, 2591980), (35, 2073584), (38, 1909880), (40, 1814386), (56, 1295990), (70, 1036792), (76, 954940), (80, 907193), (95, 763952), (112, 647995), (133, 545680), (140, 518396), (152, 477470), (190, 381976), (266, 272840), (280, 259198), (304, 238735), (359, 202160), (361, 201040), (380, 190988), (532, 136420), (560, 129599), (665, 109136), (718, 101080), (722, 100520), (760, 95494), (1064, 68210), (1330, 54568), (1436, 50540), (1444, 50260), (1520, 47747), (1795, 40432), (1805, 40208), (2128, 34105), (2513, 28880), (2527, 28720), (2660, 27284), (2872, 25270), (2888, 25130), (3590, 20216), (3610, 20104), (5026, 14440), (5054, 14360), (5320, 13642), (5744, 12635), (5776, 12565), (6821, 10640), (7180, 10108), (7220, 10052)]