90747496

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 225504000

約数和(自身を除く): 134756504

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 29, 34, 38, 56, 58, 68, 76, 116, 119, 133, 136, 152, 173, 203, 232, 238, 266, 323, 346, 406, 476, 493, 532, 551, 646, 692, 812, 952, 986, 1064, 1102, 1211, 1292, 1384, 1624, 1972, 2204, 2261, 2422, 2584, 2941, 3287, 3451, 3857, 3944, 4408, 4522, 4844, 5017, 5882, 6574, 6902, 7714, 9044, 9367, 9688, 10034, 11764, 13148, 13804, 15428, 18088, 18734, 20068, 20587, 23009, 23528, 26296, 27608, 30856, 35119, 37468, 40136, 41174, 46018, 55879, 65569, 70238, 74936, 82348, 85289, 92036, 95323, 111758, 131138, 140476, 164696, 170578, 184072, 190646, 223516, 262276, 280952, 341156, 381292, 391153, 447032, 524552, 597023, 667261, 682312, 762584, 782306, 1194046, 1334522, 1564612, 1620491, 2388092, 2669044, 3129224, 3240982, 4776184, 5338088, 6481964, 11343437, 12963928, 22686874, 45373748, 90747496]

約数ペア:

[(1, 90747496), (2, 45373748), (4, 22686874), (7, 12963928), (8, 11343437), (14, 6481964), (17, 5338088), (19, 4776184), (28, 3240982), (29, 3129224), (34, 2669044), (38, 2388092), (56, 1620491), (58, 1564612), (68, 1334522), (76, 1194046), (116, 782306), (119, 762584), (133, 682312), (136, 667261), (152, 597023), (173, 524552), (203, 447032), (232, 391153), (238, 381292), (266, 341156), (323, 280952), (346, 262276), (406, 223516), (476, 190646), (493, 184072), (532, 170578), (551, 164696), (646, 140476), (692, 131138), (812, 111758), (952, 95323), (986, 92036), (1064, 85289), (1102, 82348), (1211, 74936), (1292, 70238), (1384, 65569), (1624, 55879), (1972, 46018), (2204, 41174), (2261, 40136), (2422, 37468), (2584, 35119), (2941, 30856), (3287, 27608), (3451, 26296), (3857, 23528), (3944, 23009), (4408, 20587), (4522, 20068), (4844, 18734), (5017, 18088), (5882, 15428), (6574, 13804), (6902, 13148), (7714, 11764), (9044, 10034), (9367, 9688)]