1661520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 160

約数和(自身を含む): 6285312

約数和(自身を除く): 4623792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 43, 46, 48, 56, 60, 69, 70, 80, 84, 86, 92, 105, 112, 115, 120, 129, 138, 140, 161, 168, 172, 184, 210, 215, 230, 240, 258, 276, 280, 301, 322, 336, 344, 345, 368, 420, 430, 460, 483, 516, 552, 560, 602, 644, 645, 688, 690, 805, 840, 860, 903, 920, 966, 989, 1032, 1104, 1204, 1288, 1290, 1380, 1505, 1610, 1680, 1720, 1806, 1840, 1932, 1978, 2064, 2408, 2415, 2576, 2580, 2760, 2967, 3010, 3220, 3440, 3612, 3864, 3956, 4515, 4816, 4830, 4945, 5160, 5520, 5934, 6020, 6440, 6923, 7224, 7728, 7912, 9030, 9660, 9890, 10320, 11868, 12040, 12880, 13846, 14448, 14835, 15824, 18060, 19320, 19780, 20769, 23736, 24080, 27692, 29670, 34615, 36120, 38640, 39560, 41538, 47472, 55384, 59340, 69230, 72240, 79120, 83076, 103845, 110768, 118680, 138460, 166152, 207690, 237360, 276920, 332304, 415380, 553840, 830760, 1661520]

約数ペア:

[(1, 1661520), (2, 830760), (3, 553840), (4, 415380), (5, 332304), (6, 276920), (7, 237360), (8, 207690), (10, 166152), (12, 138460), (14, 118680), (15, 110768), (16, 103845), (20, 83076), (21, 79120), (23, 72240), (24, 69230), (28, 59340), (30, 55384), (35, 47472), (40, 41538), (42, 39560), (43, 38640), (46, 36120), (48, 34615), (56, 29670), (60, 27692), (69, 24080), (70, 23736), (80, 20769), (84, 19780), (86, 19320), (92, 18060), (105, 15824), (112, 14835), (115, 14448), (120, 13846), (129, 12880), (138, 12040), (140, 11868), (161, 10320), (168, 9890), (172, 9660), (184, 9030), (210, 7912), (215, 7728), (230, 7224), (240, 6923), (258, 6440), (276, 6020), (280, 5934), (301, 5520), (322, 5160), (336, 4945), (344, 4830), (345, 4816), (368, 4515), (420, 3956), (430, 3864), (460, 3612), (483, 3440), (516, 3220), (552, 3010), (560, 2967), (602, 2760), (644, 2580), (645, 2576), (688, 2415), (690, 2408), (805, 2064), (840, 1978), (860, 1932), (903, 1840), (920, 1806), (966, 1720), (989, 1680), (1032, 1610), (1104, 1505), (1204, 1380), (1288, 1290)]