90517860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29581}}^1$

素因数の和:29613

約数の個数: 72

約数和(自身を含む): 290731896

約数和(自身を除く): 200214036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 29581, 59162, 88743, 118324, 147905, 177486, 266229, 295810, 354972, 443715, 502877, 532458, 591620, 887430, 1005754, 1064916, 1331145, 1508631, 1774860, 2011508, 2514385, 2662290, 3017262, 4525893, 5028770, 5324580, 6034524, 7543155, 9051786, 10057540, 15086310, 18103572, 22629465, 30172620, 45258930, 90517860]

約数ペア:

[(1, 90517860), (2, 45258930), (3, 30172620), (4, 22629465), (5, 18103572), (6, 15086310), (9, 10057540), (10, 9051786), (12, 7543155), (15, 6034524), (17, 5324580), (18, 5028770), (20, 4525893), (30, 3017262), (34, 2662290), (36, 2514385), (45, 2011508), (51, 1774860), (60, 1508631), (68, 1331145), (85, 1064916), (90, 1005754), (102, 887430), (153, 591620), (170, 532458), (180, 502877), (204, 443715), (255, 354972), (306, 295810), (340, 266229), (510, 177486), (612, 147905), (765, 118324), (1020, 88743), (1530, 59162), (3060, 29581)]