290772456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 812851200

約数和(自身を除く): 522078744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 79, 94, 104, 141, 156, 158, 188, 237, 251, 282, 312, 316, 376, 474, 502, 564, 611, 632, 753, 948, 1004, 1027, 1128, 1222, 1506, 1833, 1896, 2008, 2054, 2444, 3012, 3081, 3263, 3666, 3713, 4108, 4888, 6024, 6162, 6526, 7332, 7426, 8216, 9789, 11139, 11797, 12324, 13052, 14664, 14852, 19578, 19829, 22278, 23594, 24648, 26104, 29704, 35391, 39156, 39658, 44556, 47188, 48269, 59487, 70782, 78312, 79316, 89112, 94376, 96538, 118974, 141564, 144807, 153361, 158632, 193076, 237948, 257777, 283128, 289614, 306722, 386152, 460083, 475896, 515554, 579228, 613444, 773331, 920166, 931963, 1031108, 1158456, 1226888, 1546662, 1840332, 1863926, 2062216, 2795889, 3093324, 3680664, 3727852, 5591778, 6186648, 7455704, 11183556, 12115519, 22367112, 24231038, 36346557, 48462076, 72693114, 96924152, 145386228, 290772456]

約数ペア:

[(1, 290772456), (2, 145386228), (3, 96924152), (4, 72693114), (6, 48462076), (8, 36346557), (12, 24231038), (13, 22367112), (24, 12115519), (26, 11183556), (39, 7455704), (47, 6186648), (52, 5591778), (78, 3727852), (79, 3680664), (94, 3093324), (104, 2795889), (141, 2062216), (156, 1863926), (158, 1840332), (188, 1546662), (237, 1226888), (251, 1158456), (282, 1031108), (312, 931963), (316, 920166), (376, 773331), (474, 613444), (502, 579228), (564, 515554), (611, 475896), (632, 460083), (753, 386152), (948, 306722), (1004, 289614), (1027, 283128), (1128, 257777), (1222, 237948), (1506, 193076), (1833, 158632), (1896, 153361), (2008, 144807), (2054, 141564), (2444, 118974), (3012, 96538), (3081, 94376), (3263, 89112), (3666, 79316), (3713, 78312), (4108, 70782), (4888, 59487), (6024, 48269), (6162, 47188), (6526, 44556), (7332, 39658), (7426, 39156), (8216, 35391), (9789, 29704), (11139, 26104), (11797, 24648), (12324, 23594), (13052, 22278), (14664, 19829), (14852, 19578)]