312911820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133723}}^1$

素因数の和:133751

約数の個数: 72

約数和(自身を含む): 1022186256

約数和(自身を除く): 709274436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 133723, 267446, 401169, 534892, 668615, 802338, 1203507, 1337230, 1604676, 1738399, 2005845, 2407014, 2674460, 3476798, 4011690, 4814028, 5215197, 6017535, 6953596, 8023380, 8691995, 10430394, 12035070, 15645591, 17383990, 20860788, 24070140, 26075985, 31291182, 34767980, 52151970, 62582364, 78227955, 104303940, 156455910, 312911820]

約数ペア:

[(1, 312911820), (2, 156455910), (3, 104303940), (4, 78227955), (5, 62582364), (6, 52151970), (9, 34767980), (10, 31291182), (12, 26075985), (13, 24070140), (15, 20860788), (18, 17383990), (20, 15645591), (26, 12035070), (30, 10430394), (36, 8691995), (39, 8023380), (45, 6953596), (52, 6017535), (60, 5215197), (65, 4814028), (78, 4011690), (90, 3476798), (117, 2674460), (130, 2407014), (156, 2005845), (180, 1738399), (195, 1604676), (234, 1337230), (260, 1203507), (390, 802338), (468, 668615), (585, 534892), (780, 401169), (1170, 267446), (2340, 133723)]