646224432

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:487

約数の個数: 160

約数和(自身を含む): 1968635904

約数和(自身を除く): 1322411472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 112, 141, 151, 168, 188, 271, 282, 302, 329, 336, 376, 453, 542, 564, 604, 658, 752, 813, 906, 987, 1057, 1084, 1128, 1208, 1316, 1626, 1812, 1897, 1974, 2114, 2168, 2256, 2416, 2632, 3171, 3252, 3624, 3794, 3948, 4228, 4336, 5264, 5691, 6342, 6504, 7097, 7248, 7588, 7896, 8456, 11382, 12684, 12737, 13008, 14194, 15176, 15792, 16912, 21291, 22764, 25368, 25474, 28388, 30352, 38211, 40921, 42582, 45528, 49679, 50736, 50948, 56776, 76422, 81842, 85164, 89159, 91056, 99358, 101896, 113552, 122763, 149037, 152844, 163684, 170328, 178318, 198716, 203792, 245526, 267477, 286447, 298074, 305688, 327368, 340656, 356636, 397432, 491052, 534954, 572894, 596148, 611376, 654736, 713272, 794864, 859341, 982104, 1069908, 1145788, 1192296, 1426544, 1718682, 1923287, 1964208, 2139816, 2291576, 2384592, 3437364, 3846574, 4279632, 4583152, 5769861, 6874728, 7693148, 11539722, 13463009, 13749456, 15386296, 23079444, 26926018, 30772592, 40389027, 46158888, 53852036, 80778054, 92317776, 107704072, 161556108, 215408144, 323112216, 646224432]

約数ペア:

[(1, 646224432), (2, 323112216), (3, 215408144), (4, 161556108), (6, 107704072), (7, 92317776), (8, 80778054), (12, 53852036), (14, 46158888), (16, 40389027), (21, 30772592), (24, 26926018), (28, 23079444), (42, 15386296), (47, 13749456), (48, 13463009), (56, 11539722), (84, 7693148), (94, 6874728), (112, 5769861), (141, 4583152), (151, 4279632), (168, 3846574), (188, 3437364), (271, 2384592), (282, 2291576), (302, 2139816), (329, 1964208), (336, 1923287), (376, 1718682), (453, 1426544), (542, 1192296), (564, 1145788), (604, 1069908), (658, 982104), (752, 859341), (813, 794864), (906, 713272), (987, 654736), (1057, 611376), (1084, 596148), (1128, 572894), (1208, 534954), (1316, 491052), (1626, 397432), (1812, 356636), (1897, 340656), (1974, 327368), (2114, 305688), (2168, 298074), (2256, 286447), (2416, 267477), (2632, 245526), (3171, 203792), (3252, 198716), (3624, 178318), (3794, 170328), (3948, 163684), (4228, 152844), (4336, 149037), (5264, 122763), (5691, 113552), (6342, 101896), (6504, 99358), (7097, 91056), (7248, 89159), (7588, 85164), (7896, 81842), (8456, 76422), (11382, 56776), (12684, 50948), (12737, 50736), (13008, 49679), (14194, 45528), (15176, 42582), (15792, 40921), (16912, 38211), (21291, 30352), (22764, 28388), (25368, 25474)]