31615080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:699

約数の個数: 128

約数和(自身を含む): 110350080

約数和(自身を除く): 78735000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 617, 732, 840, 854, 915, 1220, 1234, 1281, 1464, 1708, 1830, 1851, 2135, 2440, 2468, 2562, 3085, 3416, 3660, 3702, 4270, 4319, 4936, 5124, 6170, 6405, 7320, 7404, 8540, 8638, 9255, 10248, 12340, 12810, 12957, 14808, 17080, 17276, 18510, 21595, 24680, 25620, 25914, 34552, 37020, 37637, 43190, 51240, 51828, 64785, 74040, 75274, 86380, 103656, 112911, 129570, 150548, 172760, 188185, 225822, 259140, 263459, 301096, 376370, 451644, 518280, 526918, 564555, 752740, 790377, 903288, 1053836, 1129110, 1317295, 1505480, 1580754, 2107672, 2258220, 2634590, 3161508, 3951885, 4516440, 5269180, 6323016, 7903770, 10538360, 15807540, 31615080]

約数ペア:

[(1, 31615080), (2, 15807540), (3, 10538360), (4, 7903770), (5, 6323016), (6, 5269180), (7, 4516440), (8, 3951885), (10, 3161508), (12, 2634590), (14, 2258220), (15, 2107672), (20, 1580754), (21, 1505480), (24, 1317295), (28, 1129110), (30, 1053836), (35, 903288), (40, 790377), (42, 752740), (56, 564555), (60, 526918), (61, 518280), (70, 451644), (84, 376370), (105, 301096), (120, 263459), (122, 259140), (140, 225822), (168, 188185), (183, 172760), (210, 150548), (244, 129570), (280, 112911), (305, 103656), (366, 86380), (420, 75274), (427, 74040), (488, 64785), (610, 51828), (617, 51240), (732, 43190), (840, 37637), (854, 37020), (915, 34552), (1220, 25914), (1234, 25620), (1281, 24680), (1464, 21595), (1708, 18510), (1830, 17276), (1851, 17080), (2135, 14808), (2440, 12957), (2468, 12810), (2562, 12340), (3085, 10248), (3416, 9255), (3660, 8638), (3702, 8540), (4270, 7404), (4319, 7320), (4936, 6405), (5124, 6170)]