65772870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 180403200

約数和(自身を除く): 114630330

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 29, 30, 38, 46, 57, 58, 69, 87, 95, 114, 115, 138, 145, 173, 174, 190, 230, 285, 290, 345, 346, 435, 437, 519, 551, 570, 667, 690, 865, 870, 874, 1038, 1102, 1311, 1334, 1653, 1730, 2001, 2185, 2595, 2622, 2755, 3287, 3306, 3335, 3979, 4002, 4370, 5017, 5190, 5510, 6555, 6574, 6670, 7958, 8265, 9861, 10005, 10034, 11937, 12673, 13110, 15051, 16435, 16530, 19722, 19895, 20010, 23874, 25085, 25346, 30102, 32870, 38019, 39790, 49305, 50170, 59685, 63365, 75255, 75601, 76038, 95323, 98610, 115391, 119370, 126730, 150510, 151202, 190095, 190646, 226803, 230782, 285969, 346173, 378005, 380190, 453606, 476615, 571938, 576955, 692346, 756010, 953230, 1134015, 1153910, 1429845, 1730865, 2192429, 2268030, 2859690, 3461730, 4384858, 6577287, 10962145, 13154574, 21924290, 32886435, 65772870]

約数ペア:

[(1, 65772870), (2, 32886435), (3, 21924290), (5, 13154574), (6, 10962145), (10, 6577287), (15, 4384858), (19, 3461730), (23, 2859690), (29, 2268030), (30, 2192429), (38, 1730865), (46, 1429845), (57, 1153910), (58, 1134015), (69, 953230), (87, 756010), (95, 692346), (114, 576955), (115, 571938), (138, 476615), (145, 453606), (173, 380190), (174, 378005), (190, 346173), (230, 285969), (285, 230782), (290, 226803), (345, 190646), (346, 190095), (435, 151202), (437, 150510), (519, 126730), (551, 119370), (570, 115391), (667, 98610), (690, 95323), (865, 76038), (870, 75601), (874, 75255), (1038, 63365), (1102, 59685), (1311, 50170), (1334, 49305), (1653, 39790), (1730, 38019), (2001, 32870), (2185, 30102), (2595, 25346), (2622, 25085), (2755, 23874), (3287, 20010), (3306, 19895), (3335, 19722), (3979, 16530), (4002, 16435), (4370, 15051), (5017, 13110), (5190, 12673), (5510, 11937), (6555, 10034), (6574, 10005), (6670, 9861), (7958, 8265)]