139299720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{165833}}^1$

素因数の和:165854

約数の個数: 64

約数和(自身を含む): 477601920

約数和(自身を除く): 338302200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 165833, 331666, 497499, 663332, 829165, 994998, 1160831, 1326664, 1658330, 1989996, 2321662, 2487495, 3316660, 3482493, 3979992, 4643324, 4974990, 5804155, 6633320, 6964986, 9286648, 9949980, 11608310, 13929972, 17412465, 19899960, 23216620, 27859944, 34824930, 46433240, 69649860, 139299720]

約数ペア:

[(1, 139299720), (2, 69649860), (3, 46433240), (4, 34824930), (5, 27859944), (6, 23216620), (7, 19899960), (8, 17412465), (10, 13929972), (12, 11608310), (14, 9949980), (15, 9286648), (20, 6964986), (21, 6633320), (24, 5804155), (28, 4974990), (30, 4643324), (35, 3979992), (40, 3482493), (42, 3316660), (56, 2487495), (60, 2321662), (70, 1989996), (84, 1658330), (105, 1326664), (120, 1160831), (140, 994998), (168, 829165), (210, 663332), (280, 497499), (420, 331666), (840, 165833)]