261517080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2957}}^1$

素因数の和:3049

約数の個数: 128

約数和(自身を含む): 868942080

約数和(自身を除く): 607425000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 67, 88, 110, 120, 132, 134, 165, 201, 220, 264, 268, 330, 335, 402, 440, 536, 660, 670, 737, 804, 1005, 1320, 1340, 1474, 1608, 2010, 2211, 2680, 2948, 2957, 3685, 4020, 4422, 5896, 5914, 7370, 8040, 8844, 8871, 11055, 11828, 14740, 14785, 17688, 17742, 22110, 23656, 29480, 29570, 32527, 35484, 44220, 44355, 59140, 65054, 70968, 88440, 88710, 97581, 118280, 130108, 162635, 177420, 195162, 198119, 260216, 325270, 354840, 390324, 396238, 487905, 594357, 650540, 780648, 792476, 975810, 990595, 1188714, 1301080, 1584952, 1951620, 1981190, 2179309, 2377428, 2971785, 3903240, 3962380, 4358618, 4754856, 5943570, 6537927, 7924760, 8717236, 10896545, 11887140, 13075854, 17434472, 21793090, 23774280, 26151708, 32689635, 43586180, 52303416, 65379270, 87172360, 130758540, 261517080]

約数ペア:

[(1, 261517080), (2, 130758540), (3, 87172360), (4, 65379270), (5, 52303416), (6, 43586180), (8, 32689635), (10, 26151708), (11, 23774280), (12, 21793090), (15, 17434472), (20, 13075854), (22, 11887140), (24, 10896545), (30, 8717236), (33, 7924760), (40, 6537927), (44, 5943570), (55, 4754856), (60, 4358618), (66, 3962380), (67, 3903240), (88, 2971785), (110, 2377428), (120, 2179309), (132, 1981190), (134, 1951620), (165, 1584952), (201, 1301080), (220, 1188714), (264, 990595), (268, 975810), (330, 792476), (335, 780648), (402, 650540), (440, 594357), (536, 487905), (660, 396238), (670, 390324), (737, 354840), (804, 325270), (1005, 260216), (1320, 198119), (1340, 195162), (1474, 177420), (1608, 162635), (2010, 130108), (2211, 118280), (2680, 97581), (2948, 88710), (2957, 88440), (3685, 70968), (4020, 65054), (4422, 59140), (5896, 44355), (5914, 44220), (7370, 35484), (8040, 32527), (8844, 29570), (8871, 29480), (11055, 23656), (11828, 22110), (14740, 17742), (14785, 17688)]