15942990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 45757440

約数和(自身を除く): 29814450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 79, 93, 105, 155, 158, 186, 210, 217, 237, 310, 395, 434, 465, 474, 553, 651, 790, 930, 961, 1085, 1106, 1185, 1302, 1659, 1922, 2170, 2370, 2449, 2765, 2883, 3255, 3318, 4805, 4898, 5530, 5766, 6510, 6727, 7347, 8295, 9610, 12245, 13454, 14415, 14694, 16590, 17143, 20181, 24490, 28830, 33635, 34286, 36735, 40362, 51429, 67270, 73470, 75919, 85715, 100905, 102858, 151838, 171430, 201810, 227757, 257145, 379595, 455514, 514290, 531433, 759190, 1062866, 1138785, 1594299, 2277570, 2657165, 3188598, 5314330, 7971495, 15942990]

約数ペア:

[(1, 15942990), (2, 7971495), (3, 5314330), (5, 3188598), (6, 2657165), (7, 2277570), (10, 1594299), (14, 1138785), (15, 1062866), (21, 759190), (30, 531433), (31, 514290), (35, 455514), (42, 379595), (62, 257145), (70, 227757), (79, 201810), (93, 171430), (105, 151838), (155, 102858), (158, 100905), (186, 85715), (210, 75919), (217, 73470), (237, 67270), (310, 51429), (395, 40362), (434, 36735), (465, 34286), (474, 33635), (553, 28830), (651, 24490), (790, 20181), (930, 17143), (961, 16590), (1085, 14694), (1106, 14415), (1185, 13454), (1302, 12245), (1659, 9610), (1922, 8295), (2170, 7347), (2370, 6727), (2449, 6510), (2765, 5766), (2883, 5530), (3255, 4898), (3318, 4805)]