323036781220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2\times {\mathrm{36451}}^1$

素因数の和:36689

約数の個数: 72

約数和(自身を含む): 696769190208

約数和(自身を除く): 373732408988

約数列:

[1, 2, 4, 5, 10, 20, 71, 79, 142, 158, 284, 316, 355, 395, 710, 790, 1420, 1580, 5609, 6241, 11218, 12482, 22436, 24964, 28045, 31205, 36451, 56090, 62410, 72902, 112180, 124820, 145804, 182255, 364510, 443111, 729020, 886222, 1772444, 2215555, 2588021, 2879629, 4431110, 5176042, 5759258, 8862220, 10352084, 11518516, 12940105, 14398145, 25880210, 28796290, 51760420, 57592580, 204453659, 227490691, 408907318, 454981382, 817814636, 909962764, 1022268295, 1137453455, 2044536590, 2274906910, 4089073180, 4549813820, 16151839061, 32303678122, 64607356244, 80759195305, 161518390610, 323036781220]

約数ペア:

[(1, 323036781220), (2, 161518390610), (4, 80759195305), (5, 64607356244), (10, 32303678122), (20, 16151839061), (71, 4549813820), (79, 4089073180), (142, 2274906910), (158, 2044536590), (284, 1137453455), (316, 1022268295), (355, 909962764), (395, 817814636), (710, 454981382), (790, 408907318), (1420, 227490691), (1580, 204453659), (5609, 57592580), (6241, 51760420), (11218, 28796290), (12482, 25880210), (22436, 14398145), (24964, 12940105), (28045, 11518516), (31205, 10352084), (36451, 8862220), (56090, 5759258), (62410, 5176042), (72902, 4431110), (112180, 2879629), (124820, 2588021), (145804, 2215555), (182255, 1772444), (364510, 886222), (443111, 729020)]