774665820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138829}}^1$

素因数の和:138875

約数の個数: 72

約数和(自身を含む): 2425637760

約数和(自身を除く): 1650971940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 138829, 277658, 416487, 555316, 694145, 832974, 1249461, 1388290, 1665948, 2082435, 2498922, 2776580, 4164870, 4303699, 4997844, 6247305, 8329740, 8607398, 12494610, 12911097, 17214796, 21518495, 24989220, 25822194, 38733291, 43036990, 51644388, 64555485, 77466582, 86073980, 129110970, 154933164, 193666455, 258221940, 387332910, 774665820]

約数ペア:

[(1, 774665820), (2, 387332910), (3, 258221940), (4, 193666455), (5, 154933164), (6, 129110970), (9, 86073980), (10, 77466582), (12, 64555485), (15, 51644388), (18, 43036990), (20, 38733291), (30, 25822194), (31, 24989220), (36, 21518495), (45, 17214796), (60, 12911097), (62, 12494610), (90, 8607398), (93, 8329740), (124, 6247305), (155, 4997844), (180, 4303699), (186, 4164870), (279, 2776580), (310, 2498922), (372, 2082435), (465, 1665948), (558, 1388290), (620, 1249461), (930, 832974), (1116, 694145), (1395, 555316), (1860, 416487), (2790, 277658), (5580, 138829)]