120972180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1838

約数の個数: 144

約数和(自身を含む): 411384960

約数和(自身を除く): 290412780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1789, 1932, 2254, 2415, 2940, 3220, 3381, 3578, 4508, 4830, 5367, 5635, 6762, 7156, 8945, 9660, 10734, 11270, 12523, 13524, 16905, 17890, 21468, 22540, 25046, 26835, 33810, 35780, 37569, 41147, 50092, 53670, 62615, 67620, 75138, 82294, 87661, 107340, 123441, 125230, 150276, 164588, 175322, 187845, 205735, 246882, 250460, 262983, 288029, 350644, 375690, 411470, 438305, 493764, 525966, 576058, 617205, 751380, 822940, 864087, 876610, 1051932, 1152116, 1234410, 1314915, 1440145, 1728174, 1753220, 2016203, 2468820, 2629830, 2880290, 3456348, 4032406, 4320435, 5259660, 5760580, 6048609, 8064812, 8640870, 10081015, 12097218, 17281740, 20162030, 24194436, 30243045, 40324060, 60486090, 120972180]

約数ペア:

[(1, 120972180), (2, 60486090), (3, 40324060), (4, 30243045), (5, 24194436), (6, 20162030), (7, 17281740), (10, 12097218), (12, 10081015), (14, 8640870), (15, 8064812), (20, 6048609), (21, 5760580), (23, 5259660), (28, 4320435), (30, 4032406), (35, 3456348), (42, 2880290), (46, 2629830), (49, 2468820), (60, 2016203), (69, 1753220), (70, 1728174), (84, 1440145), (92, 1314915), (98, 1234410), (105, 1152116), (115, 1051932), (138, 876610), (140, 864087), (147, 822940), (161, 751380), (196, 617205), (210, 576058), (230, 525966), (245, 493764), (276, 438305), (294, 411470), (322, 375690), (345, 350644), (420, 288029), (460, 262983), (483, 250460), (490, 246882), (588, 205735), (644, 187845), (690, 175322), (735, 164588), (805, 150276), (966, 125230), (980, 123441), (1127, 107340), (1380, 87661), (1470, 82294), (1610, 75138), (1789, 67620), (1932, 62615), (2254, 53670), (2415, 50092), (2940, 41147), (3220, 37569), (3381, 35780), (3578, 33810), (4508, 26835), (4830, 25046), (5367, 22540), (5635, 21468), (6762, 17890), (7156, 16905), (8945, 13524), (9660, 12523), (10734, 11270)]