749320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 1995840

約数和(自身を除く): 1246520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 131, 143, 220, 260, 262, 286, 440, 520, 524, 572, 655, 715, 1048, 1144, 1310, 1430, 1441, 1703, 2620, 2860, 2882, 3406, 5240, 5720, 5764, 6812, 7205, 8515, 11528, 13624, 14410, 17030, 18733, 28820, 34060, 37466, 57640, 68120, 74932, 93665, 149864, 187330, 374660, 749320]

約数ペア:

[(1, 749320), (2, 374660), (4, 187330), (5, 149864), (8, 93665), (10, 74932), (11, 68120), (13, 57640), (20, 37466), (22, 34060), (26, 28820), (40, 18733), (44, 17030), (52, 14410), (55, 13624), (65, 11528), (88, 8515), (104, 7205), (110, 6812), (130, 5764), (131, 5720), (143, 5240), (220, 3406), (260, 2882), (262, 2860), (286, 2620), (440, 1703), (520, 1441), (524, 1430), (572, 1310), (655, 1144), (715, 1048)]