228695680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11527}}^1$

素因数の和:11577

約数の個数: 64

約数和(自身を含む): 564410880

約数和(自身を除く): 335715200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 11527, 19840, 23054, 46108, 57635, 92216, 115270, 184432, 230540, 357337, 368864, 461080, 714674, 737728, 922160, 1429348, 1475456, 1786685, 1844320, 2858696, 3573370, 3688640, 5717392, 7146740, 7377280, 11434784, 14293480, 22869568, 28586960, 45739136, 57173920, 114347840, 228695680]

約数ペア:

[(1, 228695680), (2, 114347840), (4, 57173920), (5, 45739136), (8, 28586960), (10, 22869568), (16, 14293480), (20, 11434784), (31, 7377280), (32, 7146740), (40, 5717392), (62, 3688640), (64, 3573370), (80, 2858696), (124, 1844320), (128, 1786685), (155, 1475456), (160, 1429348), (248, 922160), (310, 737728), (320, 714674), (496, 461080), (620, 368864), (640, 357337), (992, 230540), (1240, 184432), (1984, 115270), (2480, 92216), (3968, 57635), (4960, 46108), (9920, 23054), (11527, 19840)]