2857731.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1511}}^1$

素因数の和:1567

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 160256760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1511, 1560, 1740, 1885, 2262, 3016, 3022, 3480, 3770, 4524, 4533, 5655, 6044, 7540, 7555, 9048, 9066, 11310, 12088, 15080, 15110, 18132, 19643, 22620, 22665, 30220, 36264, 39286, 43819, 45240, 45330, 58929, 60440, 78572, 87638, 90660, 98215, 117858, 131457, 157144, 175276, 181320, 196430, 219095, 235716, 262914, 294645, 350552, 392860, 438190, 471432, 525828, 569647, 589290, 657285, 785720, 876380, 1051656, 1139294, 1178580, 1314570, 1708941, 1752760, 2278588, 2357160, 2629140, 2848235, 3417882, 4557176, 5258280, 5696470, 6835764, 8544705, 11392940, 13671528, 17089410, 22785880, 34178820, 68357640]

約数ペア:

[(1, 68357640), (2, 34178820), (3, 22785880), (4, 17089410), (5, 13671528), (6, 11392940), (8, 8544705), (10, 6835764), (12, 5696470), (13, 5258280), (15, 4557176), (20, 3417882), (24, 2848235), (26, 2629140), (29, 2357160), (30, 2278588), (39, 1752760), (40, 1708941), (52, 1314570), (58, 1178580), (60, 1139294), (65, 1051656), (78, 876380), (87, 785720), (104, 657285), (116, 589290), (120, 569647), (130, 525828), (145, 471432), (156, 438190), (174, 392860), (195, 350552), (232, 294645), (260, 262914), (290, 235716), (312, 219095), (348, 196430), (377, 181320), (390, 175276), (435, 157144), (520, 131457), (580, 117858), (696, 98215), (754, 90660), (780, 87638), (870, 78572), (1131, 60440), (1160, 58929), (1508, 45330), (1511, 45240), (1560, 43819), (1740, 39286), (1885, 36264), (2262, 30220), (3016, 22665), (3022, 22620), (3480, 19643), (3770, 18132), (4524, 15110), (4533, 15080), (5655, 12088), (6044, 11310), (7540, 9066), (7555, 9048)]