31685472

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 118056960

約数和(自身を除く): 86371488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 31, 32, 36, 39, 42, 48, 52, 54, 56, 62, 63, 72, 78, 84, 91, 93, 96, 104, 108, 112, 117, 124, 126, 144, 156, 168, 169, 182, 186, 189, 208, 216, 217, 224, 234, 248, 252, 273, 279, 288, 312, 336, 338, 351, 364, 372, 378, 403, 416, 432, 434, 468, 496, 504, 507, 546, 558, 624, 651, 672, 676, 702, 728, 744, 756, 806, 819, 837, 864, 868, 936, 992, 1008, 1014, 1092, 1116, 1183, 1209, 1248, 1302, 1352, 1404, 1456, 1488, 1512, 1521, 1612, 1638, 1674, 1736, 1872, 1953, 2016, 2028, 2184, 2232, 2366, 2418, 2457, 2604, 2704, 2808, 2821, 2912, 2976, 3024, 3042, 3224, 3276, 3348, 3472, 3549, 3627, 3744, 3906, 4056, 4368, 4464, 4563, 4732, 4836, 4914, 5208, 5239, 5408, 5616, 5642, 5859, 6048, 6084, 6448, 6552, 6696, 6944, 7098, 7254, 7812, 8112, 8463, 8736, 8928, 9126, 9464, 9672, 9828, 10416, 10478, 10647, 10881, 11232, 11284, 11718, 12168, 12896, 13104, 13392, 14196, 14508, 15624, 15717, 16224, 16926, 18252, 18928, 19344, 19656, 20832, 20956, 21294, 21762, 22568, 23436, 24336, 25389, 26208, 26784, 28392, 29016, 31248, 31434, 31941, 33852, 36504, 36673, 37856, 38688, 39312, 41912, 42588, 43524, 45136, 46872, 47151, 48672, 50778, 56784, 58032, 62496, 62868, 63882, 67704, 73008, 73346, 76167, 78624, 83824, 85176, 87048, 90272, 93744, 94302, 101556, 110019, 113568, 116064, 125736, 127764, 135408, 141453, 146016, 146692, 152334, 167648, 170352, 174096, 187488, 188604, 203112, 220038, 251472, 255528, 270816, 282906, 293384, 304668, 330057, 340704, 348192, 377208, 406224, 440076, 502944, 511056, 565812, 586768, 609336, 660114, 754416, 812448, 880152, 990171, 1022112, 1131624, 1173536, 1218672, 1320228, 1508832, 1760304, 1980342, 2263248, 2437344, 2640456, 3520608, 3960684, 4526496, 5280912, 7921368, 10561824, 15842736, 31685472]

約数ペア:

[(1, 31685472), (2, 15842736), (3, 10561824), (4, 7921368), (6, 5280912), (7, 4526496), (8, 3960684), (9, 3520608), (12, 2640456), (13, 2437344), (14, 2263248), (16, 1980342), (18, 1760304), (21, 1508832), (24, 1320228), (26, 1218672), (27, 1173536), (28, 1131624), (31, 1022112), (32, 990171), (36, 880152), (39, 812448), (42, 754416), (48, 660114), (52, 609336), (54, 586768), (56, 565812), (62, 511056), (63, 502944), (72, 440076), (78, 406224), (84, 377208), (91, 348192), (93, 340704), (96, 330057), (104, 304668), (108, 293384), (112, 282906), (117, 270816), (124, 255528), (126, 251472), (144, 220038), (156, 203112), (168, 188604), (169, 187488), (182, 174096), (186, 170352), (189, 167648), (208, 152334), (216, 146692), (217, 146016), (224, 141453), (234, 135408), (248, 127764), (252, 125736), (273, 116064), (279, 113568), (288, 110019), (312, 101556), (336, 94302), (338, 93744), (351, 90272), (364, 87048), (372, 85176), (378, 83824), (403, 78624), (416, 76167), (432, 73346), (434, 73008), (468, 67704), (496, 63882), (504, 62868), (507, 62496), (546, 58032), (558, 56784), (624, 50778), (651, 48672), (672, 47151), (676, 46872), (702, 45136), (728, 43524), (744, 42588), (756, 41912), (806, 39312), (819, 38688), (837, 37856), (864, 36673), (868, 36504), (936, 33852), (992, 31941), (1008, 31434), (1014, 31248), (1092, 29016), (1116, 28392), (1183, 26784), (1209, 26208), (1248, 25389), (1302, 24336), (1352, 23436), (1404, 22568), (1456, 21762), (1488, 21294), (1512, 20956), (1521, 20832), (1612, 19656), (1638, 19344), (1674, 18928), (1736, 18252), (1872, 16926), (1953, 16224), (2016, 15717), (2028, 15624), (2184, 14508), (2232, 14196), (2366, 13392), (2418, 13104), (2457, 12896), (2604, 12168), (2704, 11718), (2808, 11284), (2821, 11232), (2912, 10881), (2976, 10647), (3024, 10478), (3042, 10416), (3224, 9828), (3276, 9672), (3348, 9464), (3472, 9126), (3549, 8928), (3627, 8736), (3744, 8463), (3906, 8112), (4056, 7812), (4368, 7254), (4464, 7098), (4563, 6944), (4732, 6696), (4836, 6552), (4914, 6448), (5208, 6084), (5239, 6048), (5408, 5859), (5616, 5642)]