161868720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1847

約数の個数: 160

約数和(自身を含む): 559339200

約数和(自身を除く): 397470480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 464, 520, 580, 624, 696, 754, 780, 870, 1040, 1131, 1160, 1392, 1508, 1560, 1740, 1789, 1885, 2262, 2320, 3016, 3120, 3480, 3578, 3770, 4524, 5367, 5655, 6032, 6960, 7156, 7540, 8945, 9048, 10734, 11310, 14312, 15080, 17890, 18096, 21468, 22620, 23257, 26835, 28624, 30160, 35780, 42936, 45240, 46514, 51881, 53670, 69771, 71560, 85872, 90480, 93028, 103762, 107340, 116285, 139542, 143120, 155643, 186056, 207524, 214680, 232570, 259405, 279084, 311286, 348855, 372112, 415048, 429360, 465140, 518810, 558168, 622572, 674453, 697710, 778215, 830096, 930280, 1037620, 1116336, 1245144, 1348906, 1395420, 1556430, 1860560, 2023359, 2075240, 2490288, 2697812, 2790840, 3112860, 3372265, 4046718, 4150480, 5395624, 5581680, 6225720, 6744530, 8093436, 10116795, 10791248, 12451440, 13489060, 16186872, 20233590, 26978120, 32373744, 40467180, 53956240, 80934360, 161868720]

約数ペア:

[(1, 161868720), (2, 80934360), (3, 53956240), (4, 40467180), (5, 32373744), (6, 26978120), (8, 20233590), (10, 16186872), (12, 13489060), (13, 12451440), (15, 10791248), (16, 10116795), (20, 8093436), (24, 6744530), (26, 6225720), (29, 5581680), (30, 5395624), (39, 4150480), (40, 4046718), (48, 3372265), (52, 3112860), (58, 2790840), (60, 2697812), (65, 2490288), (78, 2075240), (80, 2023359), (87, 1860560), (104, 1556430), (116, 1395420), (120, 1348906), (130, 1245144), (145, 1116336), (156, 1037620), (174, 930280), (195, 830096), (208, 778215), (232, 697710), (240, 674453), (260, 622572), (290, 558168), (312, 518810), (348, 465140), (377, 429360), (390, 415048), (435, 372112), (464, 348855), (520, 311286), (580, 279084), (624, 259405), (696, 232570), (754, 214680), (780, 207524), (870, 186056), (1040, 155643), (1131, 143120), (1160, 139542), (1392, 116285), (1508, 107340), (1560, 103762), (1740, 93028), (1789, 90480), (1885, 85872), (2262, 71560), (2320, 69771), (3016, 53670), (3120, 51881), (3480, 46514), (3578, 45240), (3770, 42936), (4524, 35780), (5367, 30160), (5655, 28624), (6032, 26835), (6960, 23257), (7156, 22620), (7540, 21468), (8945, 18096), (9048, 17890), (10734, 15080), (11310, 14312)]