290318340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{28631}}^1$

素因数の和:28669

約数の個数: 72

約数和(自身を含む): 880262208

約数和(自身を除く): 589943868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 28631, 57262, 85893, 114524, 143155, 171786, 286310, 343572, 372203, 429465, 572620, 744406, 858930, 1116609, 1488812, 1717860, 1861015, 2233218, 3722030, 4466436, 4838639, 5583045, 7444060, 9677278, 11166090, 14515917, 19354556, 22332180, 24193195, 29031834, 48386390, 58063668, 72579585, 96772780, 145159170, 290318340]

約数ペア:

[(1, 290318340), (2, 145159170), (3, 96772780), (4, 72579585), (5, 58063668), (6, 48386390), (10, 29031834), (12, 24193195), (13, 22332180), (15, 19354556), (20, 14515917), (26, 11166090), (30, 9677278), (39, 7444060), (52, 5583045), (60, 4838639), (65, 4466436), (78, 3722030), (130, 2233218), (156, 1861015), (169, 1717860), (195, 1488812), (260, 1116609), (338, 858930), (390, 744406), (507, 572620), (676, 429465), (780, 372203), (845, 343572), (1014, 286310), (1690, 171786), (2028, 143155), (2535, 114524), (3380, 85893), (5070, 57262), (10140, 28631)]