71467620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 229920768

約数和(自身を除く): 158453148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 263, 420, 526, 647, 789, 1052, 1294, 1315, 1578, 1841, 1941, 2588, 2630, 3156, 3235, 3682, 3882, 3945, 4529, 5260, 5523, 6470, 7364, 7764, 7890, 9058, 9205, 9705, 11046, 12940, 13587, 15780, 18116, 18410, 19410, 22092, 22645, 27174, 27615, 36820, 38820, 45290, 54348, 55230, 67935, 90580, 110460, 135870, 170161, 271740, 340322, 510483, 680644, 850805, 1020966, 1191127, 1701610, 2041932, 2382254, 2552415, 3403220, 3573381, 4764508, 5104830, 5955635, 7146762, 10209660, 11911270, 14293524, 17866905, 23822540, 35733810, 71467620]

約数ペア:

[(1, 71467620), (2, 35733810), (3, 23822540), (4, 17866905), (5, 14293524), (6, 11911270), (7, 10209660), (10, 7146762), (12, 5955635), (14, 5104830), (15, 4764508), (20, 3573381), (21, 3403220), (28, 2552415), (30, 2382254), (35, 2041932), (42, 1701610), (60, 1191127), (70, 1020966), (84, 850805), (105, 680644), (140, 510483), (210, 340322), (263, 271740), (420, 170161), (526, 135870), (647, 110460), (789, 90580), (1052, 67935), (1294, 55230), (1315, 54348), (1578, 45290), (1841, 38820), (1941, 36820), (2588, 27615), (2630, 27174), (3156, 22645), (3235, 22092), (3682, 19410), (3882, 18410), (3945, 18116), (4529, 15780), (5260, 13587), (5523, 12940), (6470, 11046), (7364, 9705), (7764, 9205), (7890, 9058)]