2107560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 7822080

約数和(自身を除く): 5714520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 193, 195, 210, 260, 273, 280, 312, 364, 386, 390, 420, 455, 520, 546, 579, 728, 772, 780, 840, 910, 965, 1092, 1158, 1351, 1365, 1544, 1560, 1820, 1930, 2184, 2316, 2509, 2702, 2730, 2895, 3640, 3860, 4053, 4632, 5018, 5404, 5460, 5790, 6755, 7527, 7720, 8106, 10036, 10808, 10920, 11580, 12545, 13510, 15054, 16212, 17563, 20072, 20265, 23160, 25090, 27020, 30108, 32424, 35126, 37635, 40530, 50180, 52689, 54040, 60216, 70252, 75270, 81060, 87815, 100360, 105378, 140504, 150540, 162120, 175630, 210756, 263445, 301080, 351260, 421512, 526890, 702520, 1053780, 2107560]

約数ペア:

[(1, 2107560), (2, 1053780), (3, 702520), (4, 526890), (5, 421512), (6, 351260), (7, 301080), (8, 263445), (10, 210756), (12, 175630), (13, 162120), (14, 150540), (15, 140504), (20, 105378), (21, 100360), (24, 87815), (26, 81060), (28, 75270), (30, 70252), (35, 60216), (39, 54040), (40, 52689), (42, 50180), (52, 40530), (56, 37635), (60, 35126), (65, 32424), (70, 30108), (78, 27020), (84, 25090), (91, 23160), (104, 20265), (105, 20072), (120, 17563), (130, 16212), (140, 15054), (156, 13510), (168, 12545), (182, 11580), (193, 10920), (195, 10808), (210, 10036), (260, 8106), (273, 7720), (280, 7527), (312, 6755), (364, 5790), (386, 5460), (390, 5404), (420, 5018), (455, 4632), (520, 4053), (546, 3860), (579, 3640), (728, 2895), (772, 2730), (780, 2702), (840, 2509), (910, 2316), (965, 2184), (1092, 1930), (1158, 1820), (1351, 1560), (1365, 1544)]