129881940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69829}}^1$

素因数の和:69872

約数の個数: 48

約数和(自身を含む): 375406080

約数和(自身を除く): 245524140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 69829, 139658, 209487, 279316, 349145, 418974, 698290, 837948, 1047435, 1396580, 2094870, 2164699, 4189740, 4329398, 6494097, 8658796, 10823495, 12988194, 21646990, 25976388, 32470485, 43293980, 64940970, 129881940]

約数ペア:

[(1, 129881940), (2, 64940970), (3, 43293980), (4, 32470485), (5, 25976388), (6, 21646990), (10, 12988194), (12, 10823495), (15, 8658796), (20, 6494097), (30, 4329398), (31, 4189740), (60, 2164699), (62, 2094870), (93, 1396580), (124, 1047435), (155, 837948), (186, 698290), (310, 418974), (372, 349145), (465, 279316), (620, 209487), (930, 139658), (1860, 69829)]