402173912

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 953856000

約数和(自身を除く): 551682088

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 89, 124, 133, 137, 152, 178, 217, 248, 266, 274, 356, 434, 532, 548, 589, 623, 712, 868, 959, 1064, 1096, 1178, 1246, 1691, 1736, 1918, 2356, 2492, 2603, 2759, 3382, 3836, 4123, 4247, 4712, 4984, 5206, 5518, 6764, 7672, 8246, 8494, 10412, 11036, 11837, 12193, 13528, 16492, 16988, 18221, 19313, 20824, 22072, 23674, 24386, 29729, 32984, 33976, 36442, 38626, 47348, 48772, 52421, 59458, 72884, 77252, 80693, 85351, 94696, 97544, 104842, 118916, 145768, 154504, 161386, 170702, 209684, 231667, 237832, 322772, 341404, 366947, 377983, 419368, 463334, 564851, 645544, 682808, 733894, 755966, 926668, 1129702, 1467788, 1511932, 1621669, 1853336, 2259404, 2645881, 2935576, 3023864, 3243338, 4518808, 5291762, 6486676, 7181677, 10583524, 12973352, 14363354, 21167048, 28726708, 50271739, 57453416, 100543478, 201086956, 402173912]

約数ペア:

[(1, 402173912), (2, 201086956), (4, 100543478), (7, 57453416), (8, 50271739), (14, 28726708), (19, 21167048), (28, 14363354), (31, 12973352), (38, 10583524), (56, 7181677), (62, 6486676), (76, 5291762), (89, 4518808), (124, 3243338), (133, 3023864), (137, 2935576), (152, 2645881), (178, 2259404), (217, 1853336), (248, 1621669), (266, 1511932), (274, 1467788), (356, 1129702), (434, 926668), (532, 755966), (548, 733894), (589, 682808), (623, 645544), (712, 564851), (868, 463334), (959, 419368), (1064, 377983), (1096, 366947), (1178, 341404), (1246, 322772), (1691, 237832), (1736, 231667), (1918, 209684), (2356, 170702), (2492, 161386), (2603, 154504), (2759, 145768), (3382, 118916), (3836, 104842), (4123, 97544), (4247, 94696), (4712, 85351), (4984, 80693), (5206, 77252), (5518, 72884), (6764, 59458), (7672, 52421), (8246, 48772), (8494, 47348), (10412, 38626), (11036, 36442), (11837, 33976), (12193, 32984), (13528, 29729), (16492, 24386), (16988, 23674), (18221, 22072), (19313, 20824)]