2021815560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 6142106880

約数和(自身を除く): 4120291320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 233, 334, 433, 466, 501, 668, 699, 835, 866, 932, 1002, 1165, 1299, 1336, 1398, 1670, 1732, 1864, 2004, 2165, 2330, 2505, 2598, 2796, 3340, 3464, 3495, 4008, 4330, 4660, 5010, 5196, 5592, 6495, 6680, 6990, 8660, 9320, 10020, 10392, 12990, 13980, 17320, 20040, 25980, 27960, 38911, 51960, 72311, 77822, 100889, 116733, 144622, 155644, 194555, 201778, 216933, 233466, 289244, 302667, 311288, 361555, 389110, 403556, 433866, 466932, 504445, 578488, 583665, 605334, 723110, 778220, 807112, 867732, 933864, 1008890, 1084665, 1167330, 1210668, 1446220, 1513335, 1556440, 1735464, 2017780, 2169330, 2334660, 2421336, 2892440, 3026670, 4035560, 4338660, 4669320, 6053340, 8677320, 12106680, 16848463, 33696926, 50545389, 67393852, 84242315, 101090778, 134787704, 168484630, 202181556, 252726945, 336969260, 404363112, 505453890, 673938520, 1010907780, 2021815560]

約数ペア:

[(1, 2021815560), (2, 1010907780), (3, 673938520), (4, 505453890), (5, 404363112), (6, 336969260), (8, 252726945), (10, 202181556), (12, 168484630), (15, 134787704), (20, 101090778), (24, 84242315), (30, 67393852), (40, 50545389), (60, 33696926), (120, 16848463), (167, 12106680), (233, 8677320), (334, 6053340), (433, 4669320), (466, 4338660), (501, 4035560), (668, 3026670), (699, 2892440), (835, 2421336), (866, 2334660), (932, 2169330), (1002, 2017780), (1165, 1735464), (1299, 1556440), (1336, 1513335), (1398, 1446220), (1670, 1210668), (1732, 1167330), (1864, 1084665), (2004, 1008890), (2165, 933864), (2330, 867732), (2505, 807112), (2598, 778220), (2796, 723110), (3340, 605334), (3464, 583665), (3495, 578488), (4008, 504445), (4330, 466932), (4660, 433866), (5010, 403556), (5196, 389110), (5592, 361555), (6495, 311288), (6680, 302667), (6990, 289244), (8660, 233466), (9320, 216933), (10020, 201778), (10392, 194555), (12990, 155644), (13980, 144622), (17320, 116733), (20040, 100889), (25980, 77822), (27960, 72311), (38911, 51960)]