161137340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 447068160

約数和(自身を除く): 285930820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 43, 52, 58, 65, 70, 71, 86, 91, 116, 130, 140, 142, 145, 172, 182, 203, 215, 260, 284, 290, 301, 355, 364, 377, 406, 430, 455, 497, 559, 580, 602, 710, 754, 812, 860, 910, 923, 994, 1015, 1118, 1204, 1247, 1420, 1505, 1508, 1820, 1846, 1885, 1988, 2030, 2059, 2236, 2485, 2494, 2639, 2795, 3010, 3053, 3692, 3770, 3913, 4060, 4118, 4615, 4970, 4988, 5278, 5590, 6020, 6106, 6235, 6461, 7540, 7826, 8236, 8729, 9230, 9940, 10295, 10556, 11180, 12212, 12470, 12922, 13195, 14413, 15265, 15652, 16211, 17458, 18460, 19565, 20590, 21371, 24940, 25844, 26390, 26767, 28826, 30530, 32305, 32422, 34916, 39130, 39689, 41180, 42742, 43645, 52780, 53534, 57652, 61060, 64610, 64844, 72065, 78260, 79378, 81055, 85484, 87290, 88537, 106855, 107068, 113477, 129220, 133835, 144130, 158756, 162110, 174580, 177074, 187369, 198445, 213710, 226954, 267670, 277823, 288260, 324220, 354148, 374738, 396890, 427420, 442685, 453908, 535340, 555646, 567385, 619759, 749476, 793780, 885370, 936845, 1111292, 1134770, 1150981, 1239518, 1389115, 1770740, 1873690, 2269540, 2301962, 2479036, 2778230, 3098795, 3747380, 4603924, 5556460, 5754905, 6197590, 8056867, 11509810, 12395180, 16113734, 23019620, 32227468, 40284335, 80568670, 161137340]

約数ペア:

[(1, 161137340), (2, 80568670), (4, 40284335), (5, 32227468), (7, 23019620), (10, 16113734), (13, 12395180), (14, 11509810), (20, 8056867), (26, 6197590), (28, 5754905), (29, 5556460), (35, 4603924), (43, 3747380), (52, 3098795), (58, 2778230), (65, 2479036), (70, 2301962), (71, 2269540), (86, 1873690), (91, 1770740), (116, 1389115), (130, 1239518), (140, 1150981), (142, 1134770), (145, 1111292), (172, 936845), (182, 885370), (203, 793780), (215, 749476), (260, 619759), (284, 567385), (290, 555646), (301, 535340), (355, 453908), (364, 442685), (377, 427420), (406, 396890), (430, 374738), (455, 354148), (497, 324220), (559, 288260), (580, 277823), (602, 267670), (710, 226954), (754, 213710), (812, 198445), (860, 187369), (910, 177074), (923, 174580), (994, 162110), (1015, 158756), (1118, 144130), (1204, 133835), (1247, 129220), (1420, 113477), (1505, 107068), (1508, 106855), (1820, 88537), (1846, 87290), (1885, 85484), (1988, 81055), (2030, 79378), (2059, 78260), (2236, 72065), (2485, 64844), (2494, 64610), (2639, 61060), (2795, 57652), (3010, 53534), (3053, 52780), (3692, 43645), (3770, 42742), (3913, 41180), (4060, 39689), (4118, 39130), (4615, 34916), (4970, 32422), (4988, 32305), (5278, 30530), (5590, 28826), (6020, 26767), (6106, 26390), (6235, 25844), (6461, 24940), (7540, 21371), (7826, 20590), (8236, 19565), (8729, 18460), (9230, 17458), (9940, 16211), (10295, 15652), (10556, 15265), (11180, 14413), (12212, 13195), (12470, 12922)]