9940140

素因数分解:

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

素因数の和:66

約数の個数: 180

約数和(自身を含む): 36704304

約数和(自身を除く): 26764164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 49, 60, 63, 69, 70, 84, 90, 92, 98, 105, 115, 126, 138, 140, 147, 161, 180, 196, 207, 210, 230, 245, 252, 276, 294, 315, 322, 343, 345, 414, 420, 441, 460, 483, 490, 588, 630, 644, 686, 690, 735, 805, 828, 882, 966, 980, 1029, 1035, 1127, 1260, 1372, 1380, 1449, 1470, 1610, 1715, 1764, 1932, 2058, 2070, 2205, 2254, 2401, 2415, 2898, 2940, 3087, 3220, 3381, 3430, 4116, 4140, 4410, 4508, 4802, 4830, 5145, 5635, 5796, 6174, 6762, 6860, 7203, 7245, 7889, 8820, 9604, 9660, 10143, 10290, 11270, 12005, 12348, 13524, 14406, 14490, 15435, 15778, 16905, 20286, 20580, 21609, 22540, 23667, 24010, 28812, 28980, 30870, 31556, 33810, 36015, 39445, 40572, 43218, 47334, 48020, 50715, 55223, 61740, 67620, 71001, 72030, 78890, 86436, 94668, 101430, 108045, 110446, 118335, 142002, 144060, 157780, 165669, 202860, 216090, 220892, 236670, 276115, 284004, 331338, 355005, 432180, 473340, 497007, 552230, 662676, 710010, 828345, 994014, 1104460, 1420020, 1656690, 1988028, 2485035, 3313380, 4970070, 9940140]

約数ペア:

[(1, 9940140), (2, 4970070), (3, 3313380), (4, 2485035), (5, 1988028), (6, 1656690), (7, 1420020), (9, 1104460), (10, 994014), (12, 828345), (14, 710010), (15, 662676), (18, 552230), (20, 497007), (21, 473340), (23, 432180), (28, 355005), (30, 331338), (35, 284004), (36, 276115), (42, 236670), (45, 220892), (46, 216090), (49, 202860), (60, 165669), (63, 157780), (69, 144060), (70, 142002), (84, 118335), (90, 110446), (92, 108045), (98, 101430), (105, 94668), (115, 86436), (126, 78890), (138, 72030), (140, 71001), (147, 67620), (161, 61740), (180, 55223), (196, 50715), (207, 48020), (210, 47334), (230, 43218), (245, 40572), (252, 39445), (276, 36015), (294, 33810), (315, 31556), (322, 30870), (343, 28980), (345, 28812), (414, 24010), (420, 23667), (441, 22540), (460, 21609), (483, 20580), (490, 20286), (588, 16905), (630, 15778), (644, 15435), (686, 14490), (690, 14406), (735, 13524), (805, 12348), (828, 12005), (882, 11270), (966, 10290), (980, 10143), (1029, 9660), (1035, 9604), (1127, 8820), (1260, 7889), (1372, 7245), (1380, 7203), (1449, 6860), (1470, 6762), (1610, 6174), (1715, 5796), (1764, 5635), (1932, 5145), (2058, 4830), (2070, 4802), (2205, 4508), (2254, 4410), (2401, 4140), (2415, 4116), (2898, 3430), (2940, 3381), (3087, 3220)]