261364488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{607}}^1$

素因数の和:867

約数の個数: 128

約数和(自身を含む): 819486720

約数和(自身を除く): 558122232

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 233, 264, 308, 462, 466, 607, 616, 699, 924, 932, 1214, 1398, 1631, 1821, 1848, 1864, 2428, 2563, 2796, 3262, 3642, 4249, 4856, 4893, 5126, 5592, 6524, 6677, 7284, 7689, 8498, 9786, 10252, 12747, 13048, 13354, 14568, 15378, 16996, 17941, 19572, 20031, 20504, 25494, 26708, 30756, 33992, 35882, 39144, 40062, 46739, 50988, 53416, 53823, 61512, 71764, 80124, 93478, 101976, 107646, 140217, 141431, 143528, 160248, 186956, 215292, 280434, 282862, 373912, 424293, 430584, 560868, 565724, 848586, 990017, 1121736, 1131448, 1555741, 1697172, 1980034, 2970051, 3111482, 3394344, 3960068, 4667223, 5940102, 6222964, 7920136, 9334446, 10890187, 11880204, 12445928, 18668892, 21780374, 23760408, 32670561, 37337784, 43560748, 65341122, 87121496, 130682244, 261364488]

約数ペア:

[(1, 261364488), (2, 130682244), (3, 87121496), (4, 65341122), (6, 43560748), (7, 37337784), (8, 32670561), (11, 23760408), (12, 21780374), (14, 18668892), (21, 12445928), (22, 11880204), (24, 10890187), (28, 9334446), (33, 7920136), (42, 6222964), (44, 5940102), (56, 4667223), (66, 3960068), (77, 3394344), (84, 3111482), (88, 2970051), (132, 1980034), (154, 1697172), (168, 1555741), (231, 1131448), (233, 1121736), (264, 990017), (308, 848586), (462, 565724), (466, 560868), (607, 430584), (616, 424293), (699, 373912), (924, 282862), (932, 280434), (1214, 215292), (1398, 186956), (1631, 160248), (1821, 143528), (1848, 141431), (1864, 140217), (2428, 107646), (2563, 101976), (2796, 93478), (3262, 80124), (3642, 71764), (4249, 61512), (4856, 53823), (4893, 53416), (5126, 50988), (5592, 46739), (6524, 40062), (6677, 39144), (7284, 35882), (7689, 33992), (8498, 30756), (9786, 26708), (10252, 25494), (12747, 20504), (13048, 20031), (13354, 19572), (14568, 17941), (15378, 16996)]