77288220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7039}}^1$

素因数の和:7115

約数の個数: 72

約数和(自身を含む): 238318080

約数和(自身を除く): 161029860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 7039, 10980, 14078, 21117, 28156, 35195, 42234, 63351, 70390, 84468, 105585, 126702, 140780, 211170, 253404, 316755, 422340, 429379, 633510, 858758, 1267020, 1288137, 1717516, 2146895, 2576274, 3864411, 4293790, 5152548, 6440685, 7728822, 8587580, 12881370, 15457644, 19322055, 25762740, 38644110, 77288220]

約数ペア:

[(1, 77288220), (2, 38644110), (3, 25762740), (4, 19322055), (5, 15457644), (6, 12881370), (9, 8587580), (10, 7728822), (12, 6440685), (15, 5152548), (18, 4293790), (20, 3864411), (30, 2576274), (36, 2146895), (45, 1717516), (60, 1288137), (61, 1267020), (90, 858758), (122, 633510), (180, 429379), (183, 422340), (244, 316755), (305, 253404), (366, 211170), (549, 140780), (610, 126702), (732, 105585), (915, 84468), (1098, 70390), (1220, 63351), (1830, 42234), (2196, 35195), (2745, 28156), (3660, 21117), (5490, 14078), (7039, 10980)]