201610920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1027

約数の個数: 128

約数和(自身を含む): 694137600

約数和(自身を除く): 492526680

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, 140, 168, 210, 280, 389, 420, 617, 778, 840, 1167, 1234, 1556, 1851, 1945, 2334, 2468, 2723, 3085, 3112, 3702, 3890, 4319, 4668, 4936, 5446, 5835, 6170, 7404, 7780, 8169, 8638, 9255, 9336, 10892, 11670, 12340, 12957, 13615, 14808, 15560, 16338, 17276, 18510, 21595, 21784, 23340, 24680, 25914, 27230, 32676, 34552, 37020, 40845, 43190, 46680, 51828, 54460, 64785, 65352, 74040, 81690, 86380, 103656, 108920, 129570, 163380, 172760, 240013, 259140, 326760, 480026, 518280, 720039, 960052, 1200065, 1440078, 1680091, 1920104, 2400130, 2880156, 3360182, 3600195, 4800260, 5040273, 5760312, 6720364, 7200390, 8400455, 9600520, 10080546, 13440728, 14400780, 16800910, 20161092, 25201365, 28801560, 33601820, 40322184, 50402730, 67203640, 100805460, 201610920]

約数ペア:

[(1, 201610920), (2, 100805460), (3, 67203640), (4, 50402730), (5, 40322184), (6, 33601820), (7, 28801560), (8, 25201365), (10, 20161092), (12, 16800910), (14, 14400780), (15, 13440728), (20, 10080546), (21, 9600520), (24, 8400455), (28, 7200390), (30, 6720364), (35, 5760312), (40, 5040273), (42, 4800260), (56, 3600195), (60, 3360182), (70, 2880156), (84, 2400130), (105, 1920104), (120, 1680091), (140, 1440078), (168, 1200065), (210, 960052), (280, 720039), (389, 518280), (420, 480026), (617, 326760), (778, 259140), (840, 240013), (1167, 172760), (1234, 163380), (1556, 129570), (1851, 108920), (1945, 103656), (2334, 86380), (2468, 81690), (2723, 74040), (3085, 65352), (3112, 64785), (3702, 54460), (3890, 51828), (4319, 46680), (4668, 43190), (4936, 40845), (5446, 37020), (5835, 34552), (6170, 32676), (7404, 27230), (7780, 25914), (8169, 24680), (8638, 23340), (9255, 21784), (9336, 21595), (10892, 18510), (11670, 17276), (12340, 16338), (12957, 15560), (13615, 14808)]