61474860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 201277440

約数和(自身を除く): 139802580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 479, 558, 620, 690, 713, 828, 930, 958, 1035, 1116, 1380, 1395, 1426, 1437, 1860, 1916, 2070, 2139, 2395, 2790, 2852, 2874, 3565, 4140, 4278, 4311, 4790, 5580, 5748, 6417, 7130, 7185, 8556, 8622, 9580, 10695, 11017, 12834, 14260, 14370, 14849, 17244, 21390, 21555, 22034, 25668, 28740, 29698, 32085, 33051, 42780, 43110, 44068, 44547, 55085, 59396, 64170, 66102, 74245, 86220, 89094, 99153, 110170, 128340, 132204, 133641, 148490, 165255, 178188, 198306, 220340, 222735, 267282, 296980, 330510, 341527, 396612, 445470, 495765, 534564, 661020, 668205, 683054, 890940, 991530, 1024581, 1336410, 1366108, 1707635, 1983060, 2049162, 2672820, 3073743, 3415270, 4098324, 5122905, 6147486, 6830540, 10245810, 12294972, 15368715, 20491620, 30737430, 61474860]

約数ペア:

[(1, 61474860), (2, 30737430), (3, 20491620), (4, 15368715), (5, 12294972), (6, 10245810), (9, 6830540), (10, 6147486), (12, 5122905), (15, 4098324), (18, 3415270), (20, 3073743), (23, 2672820), (30, 2049162), (31, 1983060), (36, 1707635), (45, 1366108), (46, 1336410), (60, 1024581), (62, 991530), (69, 890940), (90, 683054), (92, 668205), (93, 661020), (115, 534564), (124, 495765), (138, 445470), (155, 396612), (180, 341527), (186, 330510), (207, 296980), (230, 267282), (276, 222735), (279, 220340), (310, 198306), (345, 178188), (372, 165255), (414, 148490), (460, 133641), (465, 132204), (479, 128340), (558, 110170), (620, 99153), (690, 89094), (713, 86220), (828, 74245), (930, 66102), (958, 64170), (1035, 59396), (1116, 55085), (1380, 44547), (1395, 44068), (1426, 43110), (1437, 42780), (1860, 33051), (1916, 32085), (2070, 29698), (2139, 28740), (2395, 25668), (2790, 22034), (2852, 21555), (2874, 21390), (3565, 17244), (4140, 14849), (4278, 14370), (4311, 14260), (4790, 12834), (5580, 11017), (5748, 10695), (6417, 9580), (7130, 8622), (7185, 8556)]