228142640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8363}}^1$

素因数の和:8418

約数の個数: 80

約数和(自身を含む): 597390336

約数和(自身を除く): 369247696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 8363, 13640, 16726, 27280, 33452, 41815, 66904, 83630, 91993, 133808, 167260, 183986, 259253, 334520, 367972, 459965, 518506, 669040, 735944, 919930, 1037012, 1296265, 1471888, 1839860, 2074024, 2592530, 2851783, 3679720, 4148048, 5185060, 5703566, 7359440, 10370120, 11407132, 14258915, 20740240, 22814264, 28517830, 45628528, 57035660, 114071320, 228142640]

約数ペア:

[(1, 228142640), (2, 114071320), (4, 57035660), (5, 45628528), (8, 28517830), (10, 22814264), (11, 20740240), (16, 14258915), (20, 11407132), (22, 10370120), (31, 7359440), (40, 5703566), (44, 5185060), (55, 4148048), (62, 3679720), (80, 2851783), (88, 2592530), (110, 2074024), (124, 1839860), (155, 1471888), (176, 1296265), (220, 1037012), (248, 919930), (310, 735944), (341, 669040), (440, 518506), (496, 459965), (620, 367972), (682, 334520), (880, 259253), (1240, 183986), (1364, 167260), (1705, 133808), (2480, 91993), (2728, 83630), (3410, 66904), (5456, 41815), (6820, 33452), (8363, 27280), (13640, 16726)]