157134040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 427806720

約数和(自身を除く): 270672680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 56, 62, 70, 86, 124, 140, 155, 172, 215, 217, 248, 280, 301, 310, 344, 421, 430, 434, 602, 620, 842, 860, 868, 1085, 1204, 1240, 1333, 1505, 1684, 1720, 1736, 2105, 2170, 2408, 2666, 2947, 3010, 3368, 4210, 4340, 5332, 5894, 6020, 6665, 8420, 8680, 9331, 10664, 11788, 12040, 13051, 13330, 14735, 16840, 18103, 18662, 23576, 26102, 26660, 29470, 36206, 37324, 46655, 52204, 53320, 58940, 65255, 72412, 74648, 90515, 91357, 93310, 104408, 117880, 126721, 130510, 144824, 181030, 182714, 186620, 253442, 261020, 362060, 365428, 373240, 456785, 506884, 522040, 561193, 633605, 724120, 730856, 913570, 1013768, 1122386, 1267210, 1827140, 2244772, 2534420, 2805965, 3654280, 3928351, 4489544, 5068840, 5611930, 7856702, 11223860, 15713404, 19641755, 22447720, 31426808, 39283510, 78567020, 157134040]

約数ペア:

[(1, 157134040), (2, 78567020), (4, 39283510), (5, 31426808), (7, 22447720), (8, 19641755), (10, 15713404), (14, 11223860), (20, 7856702), (28, 5611930), (31, 5068840), (35, 4489544), (40, 3928351), (43, 3654280), (56, 2805965), (62, 2534420), (70, 2244772), (86, 1827140), (124, 1267210), (140, 1122386), (155, 1013768), (172, 913570), (215, 730856), (217, 724120), (248, 633605), (280, 561193), (301, 522040), (310, 506884), (344, 456785), (421, 373240), (430, 365428), (434, 362060), (602, 261020), (620, 253442), (842, 186620), (860, 182714), (868, 181030), (1085, 144824), (1204, 130510), (1240, 126721), (1333, 117880), (1505, 104408), (1684, 93310), (1720, 91357), (1736, 90515), (2105, 74648), (2170, 72412), (2408, 65255), (2666, 58940), (2947, 53320), (3010, 52204), (3368, 46655), (4210, 37324), (4340, 36206), (5332, 29470), (5894, 26660), (6020, 26102), (6665, 23576), (8420, 18662), (8680, 18103), (9331, 16840), (10664, 14735), (11788, 13330), (12040, 13051)]