28685730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 72471168

約数和(自身を除く): 43785438

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 43, 74, 86, 111, 129, 185, 215, 222, 258, 370, 430, 555, 601, 645, 1110, 1202, 1290, 1591, 1803, 3005, 3182, 3606, 4773, 6010, 7955, 9015, 9546, 15910, 18030, 22237, 23865, 25843, 44474, 47730, 51686, 66711, 77529, 111185, 129215, 133422, 155058, 222370, 258430, 333555, 387645, 667110, 775290, 956191, 1912382, 2868573, 4780955, 5737146, 9561910, 14342865, 28685730]

約数ペア:

[(1, 28685730), (2, 14342865), (3, 9561910), (5, 5737146), (6, 4780955), (10, 2868573), (15, 1912382), (30, 956191), (37, 775290), (43, 667110), (74, 387645), (86, 333555), (111, 258430), (129, 222370), (185, 155058), (215, 133422), (222, 129215), (258, 111185), (370, 77529), (430, 66711), (555, 51686), (601, 47730), (645, 44474), (1110, 25843), (1202, 23865), (1290, 22237), (1591, 18030), (1803, 15910), (3005, 9546), (3182, 9015), (3606, 7955), (4773, 6010)]