81404064

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:443

約数の個数: 144

約数和(自身を含む): 267321600

約数和(自身を除く): 185917536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 149, 168, 224, 252, 271, 288, 298, 336, 447, 504, 542, 596, 672, 813, 894, 1008, 1043, 1084, 1192, 1341, 1626, 1788, 1897, 2016, 2086, 2168, 2384, 2439, 2682, 3129, 3252, 3576, 3794, 4172, 4336, 4768, 4878, 5364, 5691, 6258, 6504, 7152, 7588, 8344, 8672, 9387, 9756, 10728, 11382, 12516, 13008, 14304, 15176, 16688, 17073, 18774, 19512, 21456, 22764, 25032, 26016, 30352, 33376, 34146, 37548, 39024, 40379, 42912, 45528, 50064, 60704, 68292, 75096, 78048, 80758, 91056, 100128, 121137, 136584, 150192, 161516, 182112, 242274, 273168, 282653, 300384, 323032, 363411, 484548, 546336, 565306, 646064, 726822, 847959, 969096, 1130612, 1292128, 1453644, 1695918, 1938192, 2261224, 2543877, 2907288, 3391836, 3876384, 4522448, 5087754, 5814576, 6783672, 9044896, 10175508, 11629152, 13567344, 20351016, 27134688, 40702032, 81404064]

約数ペア:

[(1, 81404064), (2, 40702032), (3, 27134688), (4, 20351016), (6, 13567344), (7, 11629152), (8, 10175508), (9, 9044896), (12, 6783672), (14, 5814576), (16, 5087754), (18, 4522448), (21, 3876384), (24, 3391836), (28, 2907288), (32, 2543877), (36, 2261224), (42, 1938192), (48, 1695918), (56, 1453644), (63, 1292128), (72, 1130612), (84, 969096), (96, 847959), (112, 726822), (126, 646064), (144, 565306), (149, 546336), (168, 484548), (224, 363411), (252, 323032), (271, 300384), (288, 282653), (298, 273168), (336, 242274), (447, 182112), (504, 161516), (542, 150192), (596, 136584), (672, 121137), (813, 100128), (894, 91056), (1008, 80758), (1043, 78048), (1084, 75096), (1192, 68292), (1341, 60704), (1626, 50064), (1788, 45528), (1897, 42912), (2016, 40379), (2086, 39024), (2168, 37548), (2384, 34146), (2439, 33376), (2682, 30352), (3129, 26016), (3252, 25032), (3576, 22764), (3794, 21456), (4172, 19512), (4336, 18774), (4768, 17073), (4878, 16688), (5364, 15176), (5691, 14304), (6258, 13008), (6504, 12516), (7152, 11382), (7588, 10728), (8344, 9756), (8672, 9387)]