240849880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8237}}^1$

素因数の和:8308

約数の個数: 64

約数和(自身を含む): 587204640

約数和(自身を除く): 346354760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 8237, 14620, 16474, 29240, 32948, 41185, 65896, 82370, 140029, 164740, 280058, 329480, 354191, 560116, 700145, 708382, 1120232, 1400290, 1416764, 1770955, 2800580, 2833528, 3541910, 5601160, 6021247, 7083820, 12042494, 14167640, 24084988, 30106235, 48169976, 60212470, 120424940, 240849880]

約数ペア:

[(1, 240849880), (2, 120424940), (4, 60212470), (5, 48169976), (8, 30106235), (10, 24084988), (17, 14167640), (20, 12042494), (34, 7083820), (40, 6021247), (43, 5601160), (68, 3541910), (85, 2833528), (86, 2800580), (136, 1770955), (170, 1416764), (172, 1400290), (215, 1120232), (340, 708382), (344, 700145), (430, 560116), (680, 354191), (731, 329480), (860, 280058), (1462, 164740), (1720, 140029), (2924, 82370), (3655, 65896), (5848, 41185), (7310, 32948), (8237, 29240), (14620, 16474)]