1638973728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3853}}^1$

素因数の和:4087

約数の個数: 144

約数和(自身を含む): 5353298496

約数和(自身を除く): 3714324768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 211, 224, 252, 288, 336, 422, 504, 633, 672, 844, 1008, 1266, 1477, 1688, 1899, 2016, 2532, 2954, 3376, 3798, 3853, 4431, 5064, 5908, 6752, 7596, 7706, 8862, 10128, 11559, 11816, 13293, 15192, 15412, 17724, 20256, 23118, 23632, 26586, 26971, 30384, 30824, 34677, 35448, 46236, 47264, 53172, 53942, 60768, 61648, 69354, 70896, 80913, 92472, 106344, 107884, 123296, 138708, 141792, 161826, 184944, 212688, 215768, 242739, 277416, 323652, 369888, 425376, 431536, 485478, 554832, 647304, 812983, 863072, 970956, 1109664, 1294608, 1625966, 1941912, 2438949, 2589216, 3251932, 3883824, 4877898, 5690881, 6503864, 7316847, 7767648, 9755796, 11381762, 13007728, 14633694, 17072643, 19511592, 22763524, 26015456, 29267388, 34145286, 39023184, 45527048, 51217929, 58534776, 68290572, 78046368, 91054096, 102435858, 117069552, 136581144, 182108192, 204871716, 234139104, 273162288, 409743432, 546324576, 819486864, 1638973728]

約数ペア:

[(1, 1638973728), (2, 819486864), (3, 546324576), (4, 409743432), (6, 273162288), (7, 234139104), (8, 204871716), (9, 182108192), (12, 136581144), (14, 117069552), (16, 102435858), (18, 91054096), (21, 78046368), (24, 68290572), (28, 58534776), (32, 51217929), (36, 45527048), (42, 39023184), (48, 34145286), (56, 29267388), (63, 26015456), (72, 22763524), (84, 19511592), (96, 17072643), (112, 14633694), (126, 13007728), (144, 11381762), (168, 9755796), (211, 7767648), (224, 7316847), (252, 6503864), (288, 5690881), (336, 4877898), (422, 3883824), (504, 3251932), (633, 2589216), (672, 2438949), (844, 1941912), (1008, 1625966), (1266, 1294608), (1477, 1109664), (1688, 970956), (1899, 863072), (2016, 812983), (2532, 647304), (2954, 554832), (3376, 485478), (3798, 431536), (3853, 425376), (4431, 369888), (5064, 323652), (5908, 277416), (6752, 242739), (7596, 215768), (7706, 212688), (8862, 184944), (10128, 161826), (11559, 141792), (11816, 138708), (13293, 123296), (15192, 107884), (15412, 106344), (17724, 92472), (20256, 80913), (23118, 70896), (23632, 69354), (26586, 61648), (26971, 60768), (30384, 53942), (30824, 53172), (34677, 47264), (35448, 46236)]