280998180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1373}}^1$

素因数の和:1770

約数の個数: 96

約数和(自身を含む): 877161600

約数和(自身を除く): 596163420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 379, 540, 758, 1137, 1373, 1516, 1895, 2274, 2746, 3411, 3790, 4119, 4548, 5492, 5685, 6822, 6865, 7580, 8238, 10233, 11370, 12357, 13644, 13730, 16476, 17055, 20466, 20595, 22740, 24714, 27460, 34110, 37071, 40932, 41190, 49428, 51165, 61785, 68220, 74142, 82380, 102330, 123570, 148284, 185355, 204660, 247140, 370710, 520367, 741420, 1040734, 1561101, 2081468, 2601835, 3122202, 4683303, 5203670, 6244404, 7805505, 9366606, 10407340, 14049909, 15611010, 18733212, 23416515, 28099818, 31222020, 46833030, 56199636, 70249545, 93666060, 140499090, 280998180]

約数ペア:

[(1, 280998180), (2, 140499090), (3, 93666060), (4, 70249545), (5, 56199636), (6, 46833030), (9, 31222020), (10, 28099818), (12, 23416515), (15, 18733212), (18, 15611010), (20, 14049909), (27, 10407340), (30, 9366606), (36, 7805505), (45, 6244404), (54, 5203670), (60, 4683303), (90, 3122202), (108, 2601835), (135, 2081468), (180, 1561101), (270, 1040734), (379, 741420), (540, 520367), (758, 370710), (1137, 247140), (1373, 204660), (1516, 185355), (1895, 148284), (2274, 123570), (2746, 102330), (3411, 82380), (3790, 74142), (4119, 68220), (4548, 61785), (5492, 51165), (5685, 49428), (6822, 41190), (6865, 40932), (7580, 37071), (8238, 34110), (10233, 27460), (11370, 24714), (12357, 22740), (13644, 20595), (13730, 20466), (16476, 17055)]