279420120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{110881}}^1$

素因数の和:110905

約数の個数: 96

約数和(自身を含む): 1037855520

約数和(自身を除く): 758435400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 110881, 221762, 332643, 443524, 554405, 665286, 776167, 887048, 997929, 1108810, 1330572, 1552334, 1663215, 1995858, 2217620, 2328501, 2661144, 3104668, 3326430, 3880835, 3991716, 4435240, 4657002, 4989645, 6209336, 6652860, 6985503, 7761670, 7983432, 9314004, 9979290, 11642505, 13305720, 13971006, 15523340, 18628008, 19958580, 23285010, 27942012, 31046680, 34927515, 39917160, 46570020, 55884024, 69855030, 93140040, 139710060, 279420120]

約数ペア:

[(1, 279420120), (2, 139710060), (3, 93140040), (4, 69855030), (5, 55884024), (6, 46570020), (7, 39917160), (8, 34927515), (9, 31046680), (10, 27942012), (12, 23285010), (14, 19958580), (15, 18628008), (18, 15523340), (20, 13971006), (21, 13305720), (24, 11642505), (28, 9979290), (30, 9314004), (35, 7983432), (36, 7761670), (40, 6985503), (42, 6652860), (45, 6209336), (56, 4989645), (60, 4657002), (63, 4435240), (70, 3991716), (72, 3880835), (84, 3326430), (90, 3104668), (105, 2661144), (120, 2328501), (126, 2217620), (140, 1995858), (168, 1663215), (180, 1552334), (210, 1330572), (252, 1108810), (280, 997929), (315, 887048), (360, 776167), (420, 665286), (504, 554405), (630, 443524), (840, 332643), (1260, 221762), (2520, 110881)]