15298780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 38093328

約数和(自身を除く): 22794548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 233, 245, 268, 335, 466, 469, 490, 670, 932, 938, 980, 1165, 1340, 1631, 1876, 2330, 2345, 3262, 3283, 4660, 4690, 6524, 6566, 8155, 9380, 11417, 13132, 15611, 16310, 16415, 22834, 31222, 32620, 32830, 45668, 57085, 62444, 65660, 78055, 109277, 114170, 156110, 218554, 228340, 312220, 437108, 546385, 764939, 1092770, 1529878, 2185540, 3059756, 3824695, 7649390, 15298780]

約数ペア:

[(1, 15298780), (2, 7649390), (4, 3824695), (5, 3059756), (7, 2185540), (10, 1529878), (14, 1092770), (20, 764939), (28, 546385), (35, 437108), (49, 312220), (67, 228340), (70, 218554), (98, 156110), (134, 114170), (140, 109277), (196, 78055), (233, 65660), (245, 62444), (268, 57085), (335, 45668), (466, 32830), (469, 32620), (490, 31222), (670, 22834), (932, 16415), (938, 16310), (980, 15611), (1165, 13132), (1340, 11417), (1631, 9380), (1876, 8155), (2330, 6566), (2345, 6524), (3262, 4690), (3283, 4660)]