144442640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58243}}^1$

素因数の和:58287

約数の個数: 40

約数和(自身を含む): 346668288

約数和(自身を除く): 202225648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 58243, 116486, 232972, 291215, 465944, 582430, 931888, 1164860, 1805533, 2329720, 3611066, 4659440, 7222132, 9027665, 14444264, 18055330, 28888528, 36110660, 72221320, 144442640]

約数ペア:

[(1, 144442640), (2, 72221320), (4, 36110660), (5, 28888528), (8, 18055330), (10, 14444264), (16, 9027665), (20, 7222132), (31, 4659440), (40, 3611066), (62, 2329720), (80, 1805533), (124, 1164860), (155, 931888), (248, 582430), (310, 465944), (496, 291215), (620, 232972), (1240, 116486), (2480, 58243)]