17980116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 55413120

約数和(自身を除く): 37433004

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 29, 33, 42, 44, 58, 61, 66, 77, 84, 87, 116, 121, 122, 132, 154, 174, 183, 203, 231, 242, 244, 308, 319, 348, 363, 366, 406, 427, 462, 484, 609, 638, 671, 726, 732, 812, 847, 854, 924, 957, 1218, 1276, 1281, 1342, 1452, 1694, 1708, 1769, 1914, 2013, 2233, 2436, 2541, 2562, 2684, 3388, 3509, 3538, 3828, 4026, 4466, 4697, 5082, 5124, 5307, 6699, 7018, 7076, 7381, 8052, 8932, 9394, 10164, 10527, 10614, 12383, 13398, 14036, 14091, 14762, 18788, 19459, 21054, 21228, 22143, 24563, 24766, 26796, 28182, 29524, 37149, 38918, 42108, 44286, 49126, 49532, 51667, 56364, 58377, 73689, 74298, 77836, 88572, 98252, 103334, 116754, 136213, 147378, 148596, 155001, 206668, 214049, 233508, 272426, 294756, 310002, 408639, 428098, 544852, 620004, 642147, 817278, 856196, 1284294, 1498343, 1634556, 2568588, 2996686, 4495029, 5993372, 8990058, 17980116]

約数ペア:

[(1, 17980116), (2, 8990058), (3, 5993372), (4, 4495029), (6, 2996686), (7, 2568588), (11, 1634556), (12, 1498343), (14, 1284294), (21, 856196), (22, 817278), (28, 642147), (29, 620004), (33, 544852), (42, 428098), (44, 408639), (58, 310002), (61, 294756), (66, 272426), (77, 233508), (84, 214049), (87, 206668), (116, 155001), (121, 148596), (122, 147378), (132, 136213), (154, 116754), (174, 103334), (183, 98252), (203, 88572), (231, 77836), (242, 74298), (244, 73689), (308, 58377), (319, 56364), (348, 51667), (363, 49532), (366, 49126), (406, 44286), (427, 42108), (462, 38918), (484, 37149), (609, 29524), (638, 28182), (671, 26796), (726, 24766), (732, 24563), (812, 22143), (847, 21228), (854, 21054), (924, 19459), (957, 18788), (1218, 14762), (1276, 14091), (1281, 14036), (1342, 13398), (1452, 12383), (1694, 10614), (1708, 10527), (1769, 10164), (1914, 9394), (2013, 8932), (2233, 8052), (2436, 7381), (2541, 7076), (2562, 7018), (2684, 6699), (3388, 5307), (3509, 5124), (3538, 5082), (3828, 4697), (4026, 4466)]