272131440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{161983}}^1$

素因数の和:162006

約数の個数: 80

約数和(自身を含む): 964128768

約数和(自身を除く): 691997328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 161983, 323966, 485949, 647932, 809915, 971898, 1133881, 1295864, 1619830, 1943796, 2267762, 2429745, 2591728, 3239660, 3401643, 3887592, 4535524, 4859490, 5669405, 6479320, 6803286, 7775184, 9071048, 9718980, 11338810, 12958640, 13606572, 17008215, 18142096, 19437960, 22677620, 27213144, 34016430, 38875920, 45355240, 54426288, 68032860, 90710480, 136065720, 272131440]

約数ペア:

[(1, 272131440), (2, 136065720), (3, 90710480), (4, 68032860), (5, 54426288), (6, 45355240), (7, 38875920), (8, 34016430), (10, 27213144), (12, 22677620), (14, 19437960), (15, 18142096), (16, 17008215), (20, 13606572), (21, 12958640), (24, 11338810), (28, 9718980), (30, 9071048), (35, 7775184), (40, 6803286), (42, 6479320), (48, 5669405), (56, 4859490), (60, 4535524), (70, 3887592), (80, 3401643), (84, 3239660), (105, 2591728), (112, 2429745), (120, 2267762), (140, 1943796), (168, 1619830), (210, 1295864), (240, 1133881), (280, 971898), (336, 809915), (420, 647932), (560, 485949), (840, 323966), (1680, 161983)]