280605840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1169191}}^1$

素因数の和:1169207

約数の個数: 40

約数和(自身を含む): 869878848

約数和(自身を除く): 589273008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1169191, 2338382, 3507573, 4676764, 5845955, 7015146, 9353528, 11691910, 14030292, 17537865, 18707056, 23383820, 28060584, 35075730, 46767640, 56121168, 70151460, 93535280, 140302920, 280605840]

約数ペア:

[(1, 280605840), (2, 140302920), (3, 93535280), (4, 70151460), (5, 56121168), (6, 46767640), (8, 35075730), (10, 28060584), (12, 23383820), (15, 18707056), (16, 17537865), (20, 14030292), (24, 11691910), (30, 9353528), (40, 7015146), (48, 5845955), (60, 4676764), (80, 3507573), (120, 2338382), (240, 1169191)]