257700924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 742996800

約数和(自身を除く): 485295876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 89, 92, 117, 138, 156, 178, 207, 234, 267, 269, 276, 299, 356, 414, 468, 534, 538, 598, 801, 807, 828, 897, 1068, 1076, 1157, 1196, 1602, 1614, 1794, 2047, 2314, 2421, 2691, 3204, 3228, 3471, 3497, 3588, 4094, 4628, 4842, 5382, 6141, 6187, 6942, 6994, 8188, 9684, 10413, 10491, 10764, 12282, 12374, 13884, 13988, 18423, 18561, 20826, 20982, 23941, 24564, 24748, 26611, 31473, 36846, 37122, 41652, 41964, 47882, 53222, 55683, 62946, 71823, 73692, 74244, 79833, 80431, 95764, 106444, 111366, 125892, 143646, 159666, 160862, 215469, 222732, 239499, 241293, 287292, 311233, 319332, 321724, 430938, 478998, 482586, 550643, 622466, 723879, 861876, 933699, 957996, 965172, 1101286, 1244932, 1447758, 1651929, 1867398, 2202572, 2801097, 2895516, 3303858, 3734796, 4955787, 5602194, 6607716, 7158359, 9911574, 11204388, 14316718, 19823148, 21475077, 28633436, 42950154, 64425231, 85900308, 128850462, 257700924]

約数ペア:

[(1, 257700924), (2, 128850462), (3, 85900308), (4, 64425231), (6, 42950154), (9, 28633436), (12, 21475077), (13, 19823148), (18, 14316718), (23, 11204388), (26, 9911574), (36, 7158359), (39, 6607716), (46, 5602194), (52, 4955787), (69, 3734796), (78, 3303858), (89, 2895516), (92, 2801097), (117, 2202572), (138, 1867398), (156, 1651929), (178, 1447758), (207, 1244932), (234, 1101286), (267, 965172), (269, 957996), (276, 933699), (299, 861876), (356, 723879), (414, 622466), (468, 550643), (534, 482586), (538, 478998), (598, 430938), (801, 321724), (807, 319332), (828, 311233), (897, 287292), (1068, 241293), (1076, 239499), (1157, 222732), (1196, 215469), (1602, 160862), (1614, 159666), (1794, 143646), (2047, 125892), (2314, 111366), (2421, 106444), (2691, 95764), (3204, 80431), (3228, 79833), (3471, 74244), (3497, 73692), (3588, 71823), (4094, 62946), (4628, 55683), (4842, 53222), (5382, 47882), (6141, 41964), (6187, 41652), (6942, 37122), (6994, 36846), (8188, 31473), (9684, 26611), (10413, 24748), (10491, 24564), (10764, 23941), (12282, 20982), (12374, 20826), (13884, 18561), (13988, 18423)]