2772420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 9652608

約数和(自身を除く): 6880188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 41, 42, 46, 49, 60, 69, 70, 82, 84, 92, 98, 105, 115, 123, 138, 140, 147, 161, 164, 196, 205, 210, 230, 245, 246, 276, 287, 294, 322, 345, 410, 420, 460, 483, 490, 492, 574, 588, 615, 644, 690, 735, 805, 820, 861, 943, 966, 980, 1127, 1148, 1230, 1380, 1435, 1470, 1610, 1722, 1886, 1932, 2009, 2254, 2415, 2460, 2829, 2870, 2940, 3220, 3381, 3444, 3772, 4018, 4305, 4508, 4715, 4830, 5635, 5658, 5740, 6027, 6601, 6762, 8036, 8610, 9430, 9660, 10045, 11270, 11316, 12054, 13202, 13524, 14145, 16905, 17220, 18860, 19803, 20090, 22540, 24108, 26404, 28290, 30135, 33005, 33810, 39606, 40180, 46207, 56580, 60270, 66010, 67620, 79212, 92414, 99015, 120540, 132020, 138621, 184828, 198030, 231035, 277242, 396060, 462070, 554484, 693105, 924140, 1386210, 2772420]

約数ペア:

[(1, 2772420), (2, 1386210), (3, 924140), (4, 693105), (5, 554484), (6, 462070), (7, 396060), (10, 277242), (12, 231035), (14, 198030), (15, 184828), (20, 138621), (21, 132020), (23, 120540), (28, 99015), (30, 92414), (35, 79212), (41, 67620), (42, 66010), (46, 60270), (49, 56580), (60, 46207), (69, 40180), (70, 39606), (82, 33810), (84, 33005), (92, 30135), (98, 28290), (105, 26404), (115, 24108), (123, 22540), (138, 20090), (140, 19803), (147, 18860), (161, 17220), (164, 16905), (196, 14145), (205, 13524), (210, 13202), (230, 12054), (245, 11316), (246, 11270), (276, 10045), (287, 9660), (294, 9430), (322, 8610), (345, 8036), (410, 6762), (420, 6601), (460, 6027), (483, 5740), (490, 5658), (492, 5635), (574, 4830), (588, 4715), (615, 4508), (644, 4305), (690, 4018), (735, 3772), (805, 3444), (820, 3381), (861, 3220), (943, 2940), (966, 2870), (980, 2829), (1127, 2460), (1148, 2415), (1230, 2254), (1380, 2009), (1435, 1932), (1470, 1886), (1610, 1722)]