38781240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2467}}^1$

素因数の和:2612

約数の個数: 64

約数和(自身を含む): 117279360

約数和(自身を除く): 78498120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2467, 2620, 3144, 3930, 4934, 5240, 7401, 7860, 9868, 12335, 14802, 15720, 19736, 24670, 29604, 37005, 49340, 59208, 74010, 98680, 148020, 296040, 323177, 646354, 969531, 1292708, 1615885, 1939062, 2585416, 3231770, 3878124, 4847655, 6463540, 7756248, 9695310, 12927080, 19390620, 38781240]

約数ペア:

[(1, 38781240), (2, 19390620), (3, 12927080), (4, 9695310), (5, 7756248), (6, 6463540), (8, 4847655), (10, 3878124), (12, 3231770), (15, 2585416), (20, 1939062), (24, 1615885), (30, 1292708), (40, 969531), (60, 646354), (120, 323177), (131, 296040), (262, 148020), (393, 98680), (524, 74010), (655, 59208), (786, 49340), (1048, 37005), (1310, 29604), (1572, 24670), (1965, 19736), (2467, 15720), (2620, 14802), (3144, 12335), (3930, 9868), (4934, 7860), (5240, 7401)]