128612208

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{569}}^1$

素因数の和:874

約数の個数: 80

約数和(自身を含む): 353682720

約数和(自身を除く): 225070512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 277, 408, 554, 569, 816, 831, 1108, 1138, 1662, 1707, 2216, 2276, 3324, 3414, 4432, 4552, 4709, 6648, 6828, 9104, 9418, 9673, 13296, 13656, 14127, 18836, 19346, 27312, 28254, 29019, 37672, 38692, 56508, 58038, 75344, 77384, 113016, 116076, 154768, 157613, 226032, 232152, 315226, 464304, 472839, 630452, 945678, 1260904, 1891356, 2521808, 2679421, 3782712, 5358842, 7565424, 8038263, 10717684, 16076526, 21435368, 32153052, 42870736, 64306104, 128612208]

約数ペア:

[(1, 128612208), (2, 64306104), (3, 42870736), (4, 32153052), (6, 21435368), (8, 16076526), (12, 10717684), (16, 8038263), (17, 7565424), (24, 5358842), (34, 3782712), (48, 2679421), (51, 2521808), (68, 1891356), (102, 1260904), (136, 945678), (204, 630452), (272, 472839), (277, 464304), (408, 315226), (554, 232152), (569, 226032), (816, 157613), (831, 154768), (1108, 116076), (1138, 113016), (1662, 77384), (1707, 75344), (2216, 58038), (2276, 56508), (3324, 38692), (3414, 37672), (4432, 29019), (4552, 28254), (4709, 27312), (6648, 19346), (6828, 18836), (9104, 14127), (9418, 13656), (9673, 13296)]