1825740

素因数分解:

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

素因数の和:58

約数の個数: 180

約数和(自身を含む): 6952176

約数和(自身を除く): 5126436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 49, 54, 60, 63, 69, 70, 81, 84, 90, 92, 98, 105, 108, 115, 126, 135, 138, 140, 147, 161, 162, 180, 189, 196, 207, 210, 230, 245, 252, 270, 276, 294, 315, 322, 324, 345, 378, 405, 414, 420, 441, 460, 483, 490, 540, 567, 588, 621, 630, 644, 690, 735, 756, 805, 810, 828, 882, 945, 966, 980, 1035, 1127, 1134, 1242, 1260, 1323, 1380, 1449, 1470, 1610, 1620, 1764, 1863, 1890, 1932, 2070, 2205, 2254, 2268, 2415, 2484, 2646, 2835, 2898, 2940, 3105, 3220, 3381, 3726, 3780, 3969, 4140, 4347, 4410, 4508, 4830, 5292, 5635, 5670, 5796, 6210, 6615, 6762, 7245, 7452, 7938, 8694, 8820, 9315, 9660, 10143, 11270, 11340, 12420, 13041, 13230, 13524, 14490, 15876, 16905, 17388, 18630, 19845, 20286, 21735, 22540, 26082, 26460, 28980, 30429, 33810, 37260, 39690, 40572, 43470, 50715, 52164, 60858, 65205, 67620, 79380, 86940, 91287, 101430, 121716, 130410, 152145, 182574, 202860, 260820, 304290, 365148, 456435, 608580, 912870, 1825740]

約数ペア:

[(1, 1825740), (2, 912870), (3, 608580), (4, 456435), (5, 365148), (6, 304290), (7, 260820), (9, 202860), (10, 182574), (12, 152145), (14, 130410), (15, 121716), (18, 101430), (20, 91287), (21, 86940), (23, 79380), (27, 67620), (28, 65205), (30, 60858), (35, 52164), (36, 50715), (42, 43470), (45, 40572), (46, 39690), (49, 37260), (54, 33810), (60, 30429), (63, 28980), (69, 26460), (70, 26082), (81, 22540), (84, 21735), (90, 20286), (92, 19845), (98, 18630), (105, 17388), (108, 16905), (115, 15876), (126, 14490), (135, 13524), (138, 13230), (140, 13041), (147, 12420), (161, 11340), (162, 11270), (180, 10143), (189, 9660), (196, 9315), (207, 8820), (210, 8694), (230, 7938), (245, 7452), (252, 7245), (270, 6762), (276, 6615), (294, 6210), (315, 5796), (322, 5670), (324, 5635), (345, 5292), (378, 4830), (405, 4508), (414, 4410), (420, 4347), (441, 4140), (460, 3969), (483, 3780), (490, 3726), (540, 3381), (567, 3220), (588, 3105), (621, 2940), (630, 2898), (644, 2835), (690, 2646), (735, 2484), (756, 2415), (805, 2268), (810, 2254), (828, 2205), (882, 2070), (945, 1932), (966, 1890), (980, 1863), (1035, 1764), (1127, 1620), (1134, 1610), (1242, 1470), (1260, 1449), (1323, 1380)]