127275540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43291}}^1$

素因数の和:43317

約数の個数: 72

約数和(自身を含む): 414564192

約数和(自身を除く): 287288652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 43291, 86582, 129873, 173164, 216455, 259746, 303037, 432910, 519492, 606074, 649365, 865820, 909111, 1212148, 1298730, 1515185, 1818222, 2121259, 2597460, 3030370, 3636444, 4242518, 4545555, 6060740, 6363777, 8485036, 9091110, 10606295, 12727554, 18182220, 21212590, 25455108, 31818885, 42425180, 63637770, 127275540]

約数ペア:

[(1, 127275540), (2, 63637770), (3, 42425180), (4, 31818885), (5, 25455108), (6, 21212590), (7, 18182220), (10, 12727554), (12, 10606295), (14, 9091110), (15, 8485036), (20, 6363777), (21, 6060740), (28, 4545555), (30, 4242518), (35, 3636444), (42, 3030370), (49, 2597460), (60, 2121259), (70, 1818222), (84, 1515185), (98, 1298730), (105, 1212148), (140, 909111), (147, 865820), (196, 649365), (210, 606074), (245, 519492), (294, 432910), (420, 303037), (490, 259746), (588, 216455), (735, 173164), (980, 129873), (1470, 86582), (2940, 43291)]