161227416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 317774184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 89, 123, 164, 168, 178, 246, 263, 267, 287, 328, 356, 492, 526, 534, 574, 623, 712, 789, 861, 984, 1052, 1068, 1148, 1246, 1578, 1722, 1841, 1869, 2104, 2136, 2296, 2492, 3156, 3444, 3649, 3682, 3738, 4984, 5523, 6312, 6888, 7298, 7364, 7476, 10783, 10947, 11046, 14596, 14728, 14952, 21566, 21894, 22092, 23407, 25543, 29192, 32349, 43132, 43788, 44184, 46814, 51086, 64698, 70221, 75481, 76629, 86264, 87576, 93628, 102172, 129396, 140442, 150962, 153258, 163849, 187256, 204344, 226443, 258792, 280884, 301924, 306516, 327698, 452886, 491547, 561768, 603848, 613032, 655396, 905772, 959687, 983094, 1310792, 1811544, 1919374, 1966188, 2879061, 3838748, 3932376, 5758122, 6717809, 7677496, 11516244, 13435618, 20153427, 23032488, 26871236, 40306854, 53742472, 80613708, 161227416]

約数ペア:

[(1, 161227416), (2, 80613708), (3, 53742472), (4, 40306854), (6, 26871236), (7, 23032488), (8, 20153427), (12, 13435618), (14, 11516244), (21, 7677496), (24, 6717809), (28, 5758122), (41, 3932376), (42, 3838748), (56, 2879061), (82, 1966188), (84, 1919374), (89, 1811544), (123, 1310792), (164, 983094), (168, 959687), (178, 905772), (246, 655396), (263, 613032), (267, 603848), (287, 561768), (328, 491547), (356, 452886), (492, 327698), (526, 306516), (534, 301924), (574, 280884), (623, 258792), (712, 226443), (789, 204344), (861, 187256), (984, 163849), (1052, 153258), (1068, 150962), (1148, 140442), (1246, 129396), (1578, 102172), (1722, 93628), (1841, 87576), (1869, 86264), (2104, 76629), (2136, 75481), (2296, 70221), (2492, 64698), (3156, 51086), (3444, 46814), (3649, 44184), (3682, 43788), (3738, 43132), (4984, 32349), (5523, 29192), (6312, 25543), (6888, 23407), (7298, 22092), (7364, 21894), (7476, 21566), (10783, 14952), (10947, 14728), (11046, 14596)]