2011978680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1113

約数の個数: 128

約数和(自身を含む): 6130555200

約数和(自身を除く): 4118576520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 193, 218, 327, 386, 436, 545, 579, 654, 772, 797, 872, 965, 1090, 1158, 1308, 1544, 1594, 1635, 1930, 2180, 2316, 2391, 2616, 2895, 3188, 3270, 3860, 3985, 4360, 4632, 4782, 5790, 6376, 6540, 7720, 7970, 9564, 11580, 11955, 13080, 15940, 19128, 21037, 23160, 23910, 31880, 42074, 47820, 63111, 84148, 86873, 95640, 105185, 126222, 153821, 168296, 173746, 210370, 252444, 260619, 307642, 315555, 347492, 420740, 434365, 461463, 504888, 521238, 615284, 631110, 694984, 769105, 841480, 868730, 922926, 1042476, 1230568, 1262220, 1303095, 1538210, 1737460, 1845852, 2084952, 2307315, 2524440, 2606190, 3076420, 3474920, 3691704, 4614630, 5212380, 6152840, 9229260, 10424760, 16766489, 18458520, 33532978, 50299467, 67065956, 83832445, 100598934, 134131912, 167664890, 201197868, 251497335, 335329780, 402395736, 502994670, 670659560, 1005989340, 2011978680]

約数ペア:

[(1, 2011978680), (2, 1005989340), (3, 670659560), (4, 502994670), (5, 402395736), (6, 335329780), (8, 251497335), (10, 201197868), (12, 167664890), (15, 134131912), (20, 100598934), (24, 83832445), (30, 67065956), (40, 50299467), (60, 33532978), (109, 18458520), (120, 16766489), (193, 10424760), (218, 9229260), (327, 6152840), (386, 5212380), (436, 4614630), (545, 3691704), (579, 3474920), (654, 3076420), (772, 2606190), (797, 2524440), (872, 2307315), (965, 2084952), (1090, 1845852), (1158, 1737460), (1308, 1538210), (1544, 1303095), (1594, 1262220), (1635, 1230568), (1930, 1042476), (2180, 922926), (2316, 868730), (2391, 841480), (2616, 769105), (2895, 694984), (3188, 631110), (3270, 615284), (3860, 521238), (3985, 504888), (4360, 461463), (4632, 434365), (4782, 420740), (5790, 347492), (6376, 315555), (6540, 307642), (7720, 260619), (7970, 252444), (9564, 210370), (11580, 173746), (11955, 168296), (13080, 153821), (15940, 126222), (19128, 105185), (21037, 95640), (23160, 86873), (23910, 84148), (31880, 63111), (42074, 47820)]