2985840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 240

約数和(自身を含む): 12186720

約数和(自身を除く): 9200880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 29, 30, 33, 36, 39, 40, 44, 45, 48, 52, 55, 58, 60, 65, 66, 72, 78, 80, 87, 88, 90, 99, 104, 110, 116, 117, 120, 130, 132, 143, 144, 145, 156, 165, 174, 176, 180, 195, 198, 208, 220, 232, 234, 240, 260, 261, 264, 286, 290, 312, 319, 330, 348, 360, 377, 390, 396, 429, 435, 440, 464, 468, 495, 520, 522, 528, 572, 580, 585, 624, 638, 660, 696, 715, 720, 754, 780, 792, 858, 870, 880, 936, 957, 990, 1040, 1044, 1131, 1144, 1160, 1170, 1276, 1287, 1305, 1320, 1392, 1430, 1508, 1560, 1584, 1595, 1716, 1740, 1872, 1885, 1914, 1980, 2088, 2145, 2262, 2288, 2320, 2340, 2552, 2574, 2610, 2640, 2860, 2871, 3016, 3120, 3190, 3393, 3432, 3480, 3770, 3828, 3960, 4147, 4176, 4290, 4524, 4680, 4785, 5104, 5148, 5220, 5655, 5720, 5742, 6032, 6380, 6435, 6786, 6864, 6960, 7540, 7656, 7920, 8294, 8580, 9048, 9360, 9570, 10296, 10440, 11310, 11440, 11484, 12441, 12760, 12870, 13572, 14355, 15080, 15312, 16588, 16965, 17160, 18096, 19140, 20592, 20735, 20880, 22620, 22968, 24882, 25520, 25740, 27144, 28710, 30160, 33176, 33930, 34320, 37323, 38280, 41470, 45240, 45936, 49764, 51480, 54288, 57420, 62205, 66352, 67860, 74646, 76560, 82940, 90480, 99528, 102960, 114840, 124410, 135720, 149292, 165880, 186615, 199056, 229680, 248820, 271440, 298584, 331760, 373230, 497640, 597168, 746460, 995280, 1492920, 2985840]

約数ペア:

[(1, 2985840), (2, 1492920), (3, 995280), (4, 746460), (5, 597168), (6, 497640), (8, 373230), (9, 331760), (10, 298584), (11, 271440), (12, 248820), (13, 229680), (15, 199056), (16, 186615), (18, 165880), (20, 149292), (22, 135720), (24, 124410), (26, 114840), (29, 102960), (30, 99528), (33, 90480), (36, 82940), (39, 76560), (40, 74646), (44, 67860), (45, 66352), (48, 62205), (52, 57420), (55, 54288), (58, 51480), (60, 49764), (65, 45936), (66, 45240), (72, 41470), (78, 38280), (80, 37323), (87, 34320), (88, 33930), (90, 33176), (99, 30160), (104, 28710), (110, 27144), (116, 25740), (117, 25520), (120, 24882), (130, 22968), (132, 22620), (143, 20880), (144, 20735), (145, 20592), (156, 19140), (165, 18096), (174, 17160), (176, 16965), (180, 16588), (195, 15312), (198, 15080), (208, 14355), (220, 13572), (232, 12870), (234, 12760), (240, 12441), (260, 11484), (261, 11440), (264, 11310), (286, 10440), (290, 10296), (312, 9570), (319, 9360), (330, 9048), (348, 8580), (360, 8294), (377, 7920), (390, 7656), (396, 7540), (429, 6960), (435, 6864), (440, 6786), (464, 6435), (468, 6380), (495, 6032), (520, 5742), (522, 5720), (528, 5655), (572, 5220), (580, 5148), (585, 5104), (624, 4785), (638, 4680), (660, 4524), (696, 4290), (715, 4176), (720, 4147), (754, 3960), (780, 3828), (792, 3770), (858, 3480), (870, 3432), (880, 3393), (936, 3190), (957, 3120), (990, 3016), (1040, 2871), (1044, 2860), (1131, 2640), (1144, 2610), (1160, 2574), (1170, 2552), (1276, 2340), (1287, 2320), (1305, 2288), (1320, 2262), (1392, 2145), (1430, 2088), (1508, 1980), (1560, 1914), (1584, 1885), (1595, 1872), (1716, 1740)]