805212540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{406673}}^1$

素因数の和:406699

約数の個数: 72

約数和(自身を含む): 2664528048

約数和(自身を除く): 1859315508

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, 406673, 813346, 1220019, 1626692, 2033365, 2440038, 3660057, 4066730, 4473403, 4880076, 6100095, 7320114, 8133460, 8946806, 12200190, 13420209, 14640228, 17893612, 18300285, 22367015, 24400380, 26840418, 36600570, 40260627, 44734030, 53680836, 67101045, 73201140, 80521254, 89468060, 134202090, 161042508, 201303135, 268404180, 402606270, 805212540]

約数ペア:

[(1, 805212540), (2, 402606270), (3, 268404180), (4, 201303135), (5, 161042508), (6, 134202090), (9, 89468060), (10, 80521254), (11, 73201140), (12, 67101045), (15, 53680836), (18, 44734030), (20, 40260627), (22, 36600570), (30, 26840418), (33, 24400380), (36, 22367015), (44, 18300285), (45, 17893612), (55, 14640228), (60, 13420209), (66, 12200190), (90, 8946806), (99, 8133460), (110, 7320114), (132, 6100095), (165, 4880076), (180, 4473403), (198, 4066730), (220, 3660057), (330, 2440038), (396, 2033365), (495, 1626692), (660, 1220019), (990, 813346), (1980, 406673)]