261431445870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1118519}}^1$

素因数の和:1118599

約数の個数: 144

約数和(自身を含む): 805616267040

約数和(自身を除く): 544184821170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 53, 63, 70, 90, 98, 105, 106, 126, 147, 159, 210, 245, 265, 294, 315, 318, 371, 441, 477, 490, 530, 630, 735, 742, 795, 882, 954, 1113, 1470, 1590, 1855, 2205, 2226, 2385, 2597, 3339, 3710, 4410, 4770, 5194, 5565, 6678, 7791, 11130, 12985, 15582, 16695, 23373, 25970, 33390, 38955, 46746, 77910, 116865, 233730, 1118519, 2237038, 3355557, 5592595, 6711114, 7829633, 10066671, 11185190, 15659266, 16777785, 20133342, 23488899, 33555570, 39148165, 46977798, 50333355, 54807431, 59281507, 70466697, 78296330, 100666710, 109614862, 117444495, 118563014, 140933394, 164422293, 177844521, 234888990, 274037155, 296407535, 328844586, 352333485, 355689042, 414970549, 493266879, 533533563, 548074310, 592815070, 704666970, 822111465, 829941098, 889222605, 986533758, 1067067126, 1244911647, 1644222930, 1778445210, 2074852745, 2466334395, 2489823294, 2667667815, 2904793843, 3734734941, 4149705490, 4932668790, 5335335630, 5809587686, 6224558235, 7469469882, 8714381529, 12449116470, 14523969215, 17428763058, 18673674705, 26143144587, 29047938430, 37347349410, 43571907645, 52286289174, 87143815290, 130715722935, 261431445870]

約数ペア:

[(1, 261431445870), (2, 130715722935), (3, 87143815290), (5, 52286289174), (6, 43571907645), (7, 37347349410), (9, 29047938430), (10, 26143144587), (14, 18673674705), (15, 17428763058), (18, 14523969215), (21, 12449116470), (30, 8714381529), (35, 7469469882), (42, 6224558235), (45, 5809587686), (49, 5335335630), (53, 4932668790), (63, 4149705490), (70, 3734734941), (90, 2904793843), (98, 2667667815), (105, 2489823294), (106, 2466334395), (126, 2074852745), (147, 1778445210), (159, 1644222930), (210, 1244911647), (245, 1067067126), (265, 986533758), (294, 889222605), (315, 829941098), (318, 822111465), (371, 704666970), (441, 592815070), (477, 548074310), (490, 533533563), (530, 493266879), (630, 414970549), (735, 355689042), (742, 352333485), (795, 328844586), (882, 296407535), (954, 274037155), (1113, 234888990), (1470, 177844521), (1590, 164422293), (1855, 140933394), (2205, 118563014), (2226, 117444495), (2385, 109614862), (2597, 100666710), (3339, 78296330), (3710, 70466697), (4410, 59281507), (4770, 54807431), (5194, 50333355), (5565, 46977798), (6678, 39148165), (7791, 33555570), (11130, 23488899), (12985, 20133342), (15582, 16777785), (16695, 15659266), (23373, 11185190), (25970, 10066671), (33390, 7829633), (38955, 6711114), (46746, 5592595), (77910, 3355557), (116865, 2237038), (233730, 1118519)]