490800240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{97381}}^1$

素因数の和:97407

約数の個数: 120

約数和(自身を含む): 1883757408

約数和(自身を除く): 1392957168

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, 97381, 194762, 292143, 389524, 486905, 584286, 681667, 779048, 876429, 973810, 1168572, 1363334, 1460715, 1558096, 1752858, 1947620, 2045001, 2337144, 2726668, 2921430, 3408335, 3505716, 3895240, 4090002, 4382145, 4674288, 5453336, 5842860, 6135003, 6816670, 7011432, 7790480, 8180004, 8764290, 10225005, 10906672, 11685720, 12270006, 13633340, 14022864, 16360008, 17528580, 20450010, 23371440, 24540012, 27266680, 30675015, 32720016, 35057160, 40900020, 49080024, 54533360, 61350030, 70114320, 81800040, 98160048, 122700060, 163600080, 245400120, 490800240]

約数ペア:

[(1, 490800240), (2, 245400120), (3, 163600080), (4, 122700060), (5, 98160048), (6, 81800040), (7, 70114320), (8, 61350030), (9, 54533360), (10, 49080024), (12, 40900020), (14, 35057160), (15, 32720016), (16, 30675015), (18, 27266680), (20, 24540012), (21, 23371440), (24, 20450010), (28, 17528580), (30, 16360008), (35, 14022864), (36, 13633340), (40, 12270006), (42, 11685720), (45, 10906672), (48, 10225005), (56, 8764290), (60, 8180004), (63, 7790480), (70, 7011432), (72, 6816670), (80, 6135003), (84, 5842860), (90, 5453336), (105, 4674288), (112, 4382145), (120, 4090002), (126, 3895240), (140, 3505716), (144, 3408335), (168, 2921430), (180, 2726668), (210, 2337144), (240, 2045001), (252, 1947620), (280, 1752858), (315, 1558096), (336, 1460715), (360, 1363334), (420, 1168572), (504, 973810), (560, 876429), (630, 779048), (720, 681667), (840, 584286), (1008, 486905), (1260, 389524), (1680, 292143), (2520, 194762), (5040, 97381)]