1961371440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{389161}}^1$

素因数の和:389187

約数の個数: 120

約数和(自身を含む): 7527949728

約数和(自身を除く): 5566578288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 389161, 778322, 1167483, 1556644, 1945805, 2334966, 2724127, 3113288, 3502449, 3891610, 4669932, 5448254, 5837415, 6226576, 7004898, 7783220, 8172381, 9339864, 10896508, 11674830, 13620635, 14009796, 15566440, 16344762, 17512245, 18679728, 21793016, 23349660, 24517143, 27241270, 28019592, 31132880, 32689524, 35024490, 40861905, 43586032, 46699320, 49034286, 54482540, 56039184, 65379048, 70048980, 81723810, 93398640, 98068572, 108965080, 122585715, 130758096, 140097960, 163447620, 196137144, 217930160, 245171430, 280195920, 326895240, 392274288, 490342860, 653790480, 980685720, 1961371440]

約数ペア:

[(1, 1961371440), (2, 980685720), (3, 653790480), (4, 490342860), (5, 392274288), (6, 326895240), (7, 280195920), (8, 245171430), (9, 217930160), (10, 196137144), (12, 163447620), (14, 140097960), (15, 130758096), (16, 122585715), (18, 108965080), (20, 98068572), (21, 93398640), (24, 81723810), (28, 70048980), (30, 65379048), (35, 56039184), (36, 54482540), (40, 49034286), (42, 46699320), (45, 43586032), (48, 40861905), (56, 35024490), (60, 32689524), (63, 31132880), (70, 28019592), (72, 27241270), (80, 24517143), (84, 23349660), (90, 21793016), (105, 18679728), (112, 17512245), (120, 16344762), (126, 15566440), (140, 14009796), (144, 13620635), (168, 11674830), (180, 10896508), (210, 9339864), (240, 8172381), (252, 7783220), (280, 7004898), (315, 6226576), (336, 5837415), (360, 5448254), (420, 4669932), (504, 3891610), (560, 3502449), (630, 3113288), (720, 2724127), (840, 2334966), (1008, 1945805), (1260, 1556644), (1680, 1167483), (2520, 778322), (5040, 389161)]