210303070

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 409536000

約数和(自身を除く): 199232930

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 149, 155, 157, 290, 298, 310, 314, 745, 785, 899, 1490, 1570, 1798, 4321, 4495, 4553, 4619, 4867, 8642, 8990, 9106, 9238, 9734, 21605, 22765, 23095, 23393, 24335, 43210, 45530, 46190, 46786, 48670, 116965, 133951, 141143, 233930, 267902, 282286, 669755, 678397, 705715, 725183, 1339510, 1356794, 1411430, 1450366, 3391985, 3625915, 6783970, 7251830, 21030307, 42060614, 105151535, 210303070]

約数ペア:

[(1, 210303070), (2, 105151535), (5, 42060614), (10, 21030307), (29, 7251830), (31, 6783970), (58, 3625915), (62, 3391985), (145, 1450366), (149, 1411430), (155, 1356794), (157, 1339510), (290, 725183), (298, 705715), (310, 678397), (314, 669755), (745, 282286), (785, 267902), (899, 233930), (1490, 141143), (1570, 133951), (1798, 116965), (4321, 48670), (4495, 46786), (4553, 46190), (4619, 45530), (4867, 43210), (8642, 24335), (8990, 23393), (9106, 23095), (9238, 22765), (9734, 21605)]