8401140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4243}}^1$

素因数の和:4269

約数の個数: 72

約数和(自身を含む): 27806688

約数和(自身を除く): 19405548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4243, 8486, 12729, 16972, 21215, 25458, 38187, 42430, 46673, 50916, 63645, 76374, 84860, 93346, 127290, 140019, 152748, 186692, 190935, 233365, 254580, 280038, 381870, 420057, 466730, 560076, 700095, 763740, 840114, 933460, 1400190, 1680228, 2100285, 2800380, 4200570, 8401140]

約数ペア:

[(1, 8401140), (2, 4200570), (3, 2800380), (4, 2100285), (5, 1680228), (6, 1400190), (9, 933460), (10, 840114), (11, 763740), (12, 700095), (15, 560076), (18, 466730), (20, 420057), (22, 381870), (30, 280038), (33, 254580), (36, 233365), (44, 190935), (45, 186692), (55, 152748), (60, 140019), (66, 127290), (90, 93346), (99, 84860), (110, 76374), (132, 63645), (165, 50916), (180, 46673), (198, 42430), (220, 38187), (330, 25458), (396, 21215), (495, 16972), (660, 12729), (990, 8486), (1980, 4243)]