65821560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:765

約数の個数: 128

約数和(自身を含む): 227819520

約数和(自身を除く): 161997960

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, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 617, 635, 762, 840, 889, 1016, 1234, 1270, 1524, 1778, 1851, 1905, 2468, 2540, 2667, 3048, 3085, 3556, 3702, 3810, 4319, 4445, 4936, 5080, 5334, 6170, 7112, 7404, 7620, 8638, 8890, 9255, 10668, 12340, 12957, 13335, 14808, 15240, 17276, 17780, 18510, 21336, 21595, 24680, 25914, 26670, 34552, 35560, 37020, 43190, 51828, 53340, 64785, 74040, 78359, 86380, 103656, 106680, 129570, 156718, 172760, 235077, 259140, 313436, 391795, 470154, 518280, 548513, 626872, 783590, 940308, 1097026, 1175385, 1567180, 1645539, 1880616, 2194052, 2350770, 2742565, 3134360, 3291078, 4388104, 4701540, 5485130, 6582156, 8227695, 9403080, 10970260, 13164312, 16455390, 21940520, 32910780, 65821560]

約数ペア:

[(1, 65821560), (2, 32910780), (3, 21940520), (4, 16455390), (5, 13164312), (6, 10970260), (7, 9403080), (8, 8227695), (10, 6582156), (12, 5485130), (14, 4701540), (15, 4388104), (20, 3291078), (21, 3134360), (24, 2742565), (28, 2350770), (30, 2194052), (35, 1880616), (40, 1645539), (42, 1567180), (56, 1175385), (60, 1097026), (70, 940308), (84, 783590), (105, 626872), (120, 548513), (127, 518280), (140, 470154), (168, 391795), (210, 313436), (254, 259140), (280, 235077), (381, 172760), (420, 156718), (508, 129570), (617, 106680), (635, 103656), (762, 86380), (840, 78359), (889, 74040), (1016, 64785), (1234, 53340), (1270, 51828), (1524, 43190), (1778, 37020), (1851, 35560), (1905, 34552), (2468, 26670), (2540, 25914), (2667, 24680), (3048, 21595), (3085, 21336), (3556, 18510), (3702, 17780), (3810, 17276), (4319, 15240), (4445, 14808), (4936, 13335), (5080, 12957), (5334, 12340), (6170, 10668), (7112, 9255), (7404, 8890), (7620, 8638)]