127709280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:829

約数の個数: 144

約数和(自身を含む): 439783344

約数和(自身を除く): 312074064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 360, 393, 480, 524, 655, 677, 720, 786, 1048, 1179, 1310, 1354, 1440, 1572, 1965, 2031, 2096, 2358, 2620, 2708, 3144, 3385, 3930, 4062, 4192, 4716, 5240, 5416, 5895, 6093, 6288, 6770, 7860, 8124, 9432, 10155, 10480, 10832, 11790, 12186, 12576, 13540, 15720, 16248, 18864, 20310, 20960, 21664, 23580, 24372, 27080, 30465, 31440, 32496, 37728, 40620, 47160, 48744, 54160, 60930, 62880, 64992, 81240, 88687, 94320, 97488, 108320, 121860, 162480, 177374, 188640, 194976, 243720, 266061, 324960, 354748, 443435, 487440, 532122, 709496, 798183, 886870, 974880, 1064244, 1330305, 1418992, 1596366, 1773740, 2128488, 2660610, 2837984, 3192732, 3547480, 3990915, 4256976, 5321220, 6385464, 7094960, 7981830, 8513952, 10642440, 12770928, 14189920, 15963660, 21284880, 25541856, 31927320, 42569760, 63854640, 127709280]

約数ペア:

[(1, 127709280), (2, 63854640), (3, 42569760), (4, 31927320), (5, 25541856), (6, 21284880), (8, 15963660), (9, 14189920), (10, 12770928), (12, 10642440), (15, 8513952), (16, 7981830), (18, 7094960), (20, 6385464), (24, 5321220), (30, 4256976), (32, 3990915), (36, 3547480), (40, 3192732), (45, 2837984), (48, 2660610), (60, 2128488), (72, 1773740), (80, 1596366), (90, 1418992), (96, 1330305), (120, 1064244), (131, 974880), (144, 886870), (160, 798183), (180, 709496), (240, 532122), (262, 487440), (288, 443435), (360, 354748), (393, 324960), (480, 266061), (524, 243720), (655, 194976), (677, 188640), (720, 177374), (786, 162480), (1048, 121860), (1179, 108320), (1310, 97488), (1354, 94320), (1440, 88687), (1572, 81240), (1965, 64992), (2031, 62880), (2096, 60930), (2358, 54160), (2620, 48744), (2708, 47160), (3144, 40620), (3385, 37728), (3930, 32496), (4062, 31440), (4192, 30465), (4716, 27080), (5240, 24372), (5416, 23580), (5895, 21664), (6093, 20960), (6288, 20310), (6770, 18864), (7860, 16248), (8124, 15720), (9432, 13540), (10155, 12576), (10480, 12186), (10832, 11790)]