135240

素因数分解:

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

素因数の和:51

約数の個数: 96

約数和(自身を含む): 492480

約数和(自身を除く): 357240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 490, 552, 588, 644, 690, 735, 805, 840, 920, 966, 980, 1127, 1176, 1288, 1380, 1470, 1610, 1932, 1960, 2254, 2415, 2760, 2940, 3220, 3381, 3864, 4508, 4830, 5635, 5880, 6440, 6762, 9016, 9660, 11270, 13524, 16905, 19320, 22540, 27048, 33810, 45080, 67620, 135240]

約数ペア:

[(1, 135240), (2, 67620), (3, 45080), (4, 33810), (5, 27048), (6, 22540), (7, 19320), (8, 16905), (10, 13524), (12, 11270), (14, 9660), (15, 9016), (20, 6762), (21, 6440), (23, 5880), (24, 5635), (28, 4830), (30, 4508), (35, 3864), (40, 3381), (42, 3220), (46, 2940), (49, 2760), (56, 2415), (60, 2254), (69, 1960), (70, 1932), (84, 1610), (92, 1470), (98, 1380), (105, 1288), (115, 1176), (120, 1127), (138, 980), (140, 966), (147, 920), (161, 840), (168, 805), (184, 735), (196, 690), (210, 644), (230, 588), (245, 552), (276, 490), (280, 483), (294, 460), (322, 420), (345, 392)]