15451280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 39372480

約数和(自身を除く): 23921200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 179, 208, 260, 332, 358, 415, 520, 664, 716, 830, 895, 1040, 1079, 1328, 1432, 1660, 1790, 2158, 2327, 2864, 3320, 3580, 4316, 4654, 5395, 6640, 7160, 8632, 9308, 10790, 11635, 14320, 14857, 17264, 18616, 21580, 23270, 29714, 37232, 43160, 46540, 59428, 74285, 86320, 93080, 118856, 148570, 186160, 193141, 237712, 297140, 386282, 594280, 772564, 965705, 1188560, 1545128, 1931410, 3090256, 3862820, 7725640, 15451280]

約数ペア:

[(1, 15451280), (2, 7725640), (4, 3862820), (5, 3090256), (8, 1931410), (10, 1545128), (13, 1188560), (16, 965705), (20, 772564), (26, 594280), (40, 386282), (52, 297140), (65, 237712), (80, 193141), (83, 186160), (104, 148570), (130, 118856), (166, 93080), (179, 86320), (208, 74285), (260, 59428), (332, 46540), (358, 43160), (415, 37232), (520, 29714), (664, 23270), (716, 21580), (830, 18616), (895, 17264), (1040, 14857), (1079, 14320), (1328, 11635), (1432, 10790), (1660, 9308), (1790, 8632), (2158, 7160), (2327, 6640), (2864, 5395), (3320, 4654), (3580, 4316)]