40320540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17231}}^1$

素因数の和:17259

約数の個数: 72

約数和(自身を含む): 131721408

約数和(自身を除く): 91400868

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, 17231, 34462, 51693, 68924, 86155, 103386, 155079, 172310, 206772, 224003, 258465, 310158, 344620, 448006, 516930, 620316, 672009, 775395, 896012, 1033860, 1120015, 1344018, 1550790, 2016027, 2240030, 2688036, 3101580, 3360045, 4032054, 4480060, 6720090, 8064108, 10080135, 13440180, 20160270, 40320540]

約数ペア:

[(1, 40320540), (2, 20160270), (3, 13440180), (4, 10080135), (5, 8064108), (6, 6720090), (9, 4480060), (10, 4032054), (12, 3360045), (13, 3101580), (15, 2688036), (18, 2240030), (20, 2016027), (26, 1550790), (30, 1344018), (36, 1120015), (39, 1033860), (45, 896012), (52, 775395), (60, 672009), (65, 620316), (78, 516930), (90, 448006), (117, 344620), (130, 310158), (156, 258465), (180, 224003), (195, 206772), (234, 172310), (260, 155079), (390, 103386), (468, 86155), (585, 68924), (780, 51693), (1170, 34462), (2340, 17231)]