15987816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 192

約数和(自身を含む): 52416000

約数和(自身を除く): 36428184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 29, 31, 36, 38, 39, 52, 57, 58, 62, 72, 76, 78, 87, 93, 104, 114, 116, 117, 124, 152, 156, 171, 174, 186, 228, 232, 234, 247, 248, 261, 279, 312, 342, 348, 372, 377, 403, 456, 468, 494, 522, 551, 558, 589, 684, 696, 741, 744, 754, 806, 899, 936, 988, 1044, 1102, 1116, 1131, 1178, 1209, 1368, 1482, 1508, 1612, 1653, 1767, 1798, 1976, 2088, 2204, 2223, 2232, 2262, 2356, 2418, 2697, 2964, 3016, 3224, 3306, 3393, 3534, 3596, 3627, 4408, 4446, 4524, 4712, 4836, 4959, 5301, 5394, 5928, 6612, 6786, 7068, 7163, 7192, 7254, 7657, 8091, 8892, 9048, 9672, 9918, 10602, 10788, 11687, 13224, 13572, 14136, 14326, 14508, 15314, 16182, 17081, 17784, 19836, 21204, 21489, 21576, 22971, 23374, 27144, 28652, 29016, 30628, 32364, 34162, 35061, 39672, 42408, 42978, 45942, 46748, 51243, 57304, 61256, 64467, 64728, 68324, 68913, 70122, 85956, 91884, 93496, 102486, 105183, 128934, 136648, 137826, 140244, 153729, 171912, 183768, 204972, 210366, 222053, 257868, 275652, 280488, 307458, 409944, 420732, 444106, 515736, 551304, 614916, 666159, 841464, 888212, 1229832, 1332318, 1776424, 1998477, 2664636, 3996954, 5329272, 7993908, 15987816]

約数ペア:

[(1, 15987816), (2, 7993908), (3, 5329272), (4, 3996954), (6, 2664636), (8, 1998477), (9, 1776424), (12, 1332318), (13, 1229832), (18, 888212), (19, 841464), (24, 666159), (26, 614916), (29, 551304), (31, 515736), (36, 444106), (38, 420732), (39, 409944), (52, 307458), (57, 280488), (58, 275652), (62, 257868), (72, 222053), (76, 210366), (78, 204972), (87, 183768), (93, 171912), (104, 153729), (114, 140244), (116, 137826), (117, 136648), (124, 128934), (152, 105183), (156, 102486), (171, 93496), (174, 91884), (186, 85956), (228, 70122), (232, 68913), (234, 68324), (247, 64728), (248, 64467), (261, 61256), (279, 57304), (312, 51243), (342, 46748), (348, 45942), (372, 42978), (377, 42408), (403, 39672), (456, 35061), (468, 34162), (494, 32364), (522, 30628), (551, 29016), (558, 28652), (589, 27144), (684, 23374), (696, 22971), (741, 21576), (744, 21489), (754, 21204), (806, 19836), (899, 17784), (936, 17081), (988, 16182), (1044, 15314), (1102, 14508), (1116, 14326), (1131, 14136), (1178, 13572), (1209, 13224), (1368, 11687), (1482, 10788), (1508, 10602), (1612, 9918), (1653, 9672), (1767, 9048), (1798, 8892), (1976, 8091), (2088, 7657), (2204, 7254), (2223, 7192), (2232, 7163), (2262, 7068), (2356, 6786), (2418, 6612), (2697, 5928), (2964, 5394), (3016, 5301), (3224, 4959), (3306, 4836), (3393, 4712), (3534, 4524), (3596, 4446), (3627, 4408)]