15907580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 39372480

約数和(自身を除く): 23464900

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 59, 61, 65, 68, 85, 118, 122, 130, 170, 221, 236, 244, 260, 295, 305, 340, 442, 590, 610, 767, 793, 884, 1003, 1037, 1105, 1180, 1220, 1534, 1586, 2006, 2074, 2210, 3068, 3172, 3599, 3835, 3965, 4012, 4148, 4420, 5015, 5185, 7198, 7670, 7930, 10030, 10370, 13039, 13481, 14396, 15340, 15860, 17995, 20060, 20740, 26078, 26962, 35990, 46787, 52156, 53924, 61183, 65195, 67405, 71980, 93574, 122366, 130390, 134810, 187148, 233935, 244732, 260780, 269620, 305915, 467870, 611830, 795379, 935740, 1223660, 1590758, 3181516, 3976895, 7953790, 15907580]

約数ペア:

[(1, 15907580), (2, 7953790), (4, 3976895), (5, 3181516), (10, 1590758), (13, 1223660), (17, 935740), (20, 795379), (26, 611830), (34, 467870), (52, 305915), (59, 269620), (61, 260780), (65, 244732), (68, 233935), (85, 187148), (118, 134810), (122, 130390), (130, 122366), (170, 93574), (221, 71980), (236, 67405), (244, 65195), (260, 61183), (295, 53924), (305, 52156), (340, 46787), (442, 35990), (590, 26962), (610, 26078), (767, 20740), (793, 20060), (884, 17995), (1003, 15860), (1037, 15340), (1105, 14396), (1180, 13481), (1220, 13039), (1534, 10370), (1586, 10030), (2006, 7930), (2074, 7670), (2210, 7198), (3068, 5185), (3172, 5015), (3599, 4420), (3835, 4148), (3965, 4012)]