354438280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1259

約数の個数: 128

約数和(自身を含む): 972103680

約数和(自身を除く): 617665400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 47, 56, 70, 92, 94, 115, 140, 161, 184, 188, 230, 235, 280, 322, 329, 376, 460, 470, 644, 658, 805, 920, 940, 1081, 1171, 1288, 1316, 1610, 1645, 1880, 2162, 2342, 2632, 3220, 3290, 4324, 4684, 5405, 5855, 6440, 6580, 7567, 8197, 8648, 9368, 10810, 11710, 13160, 15134, 16394, 21620, 23420, 26933, 30268, 32788, 37835, 40985, 43240, 46840, 53866, 55037, 60536, 65576, 75670, 81970, 107732, 110074, 134665, 151340, 163940, 188531, 215464, 220148, 269330, 275185, 302680, 327880, 377062, 385259, 440296, 538660, 550370, 754124, 770518, 942655, 1077320, 1100740, 1265851, 1508248, 1541036, 1885310, 1926295, 2201480, 2531702, 3082072, 3770620, 3852590, 5063404, 6329255, 7541240, 7705180, 8860957, 10126808, 12658510, 15410360, 17721914, 25317020, 35443828, 44304785, 50634040, 70887656, 88609570, 177219140, 354438280]

約数ペア:

[(1, 354438280), (2, 177219140), (4, 88609570), (5, 70887656), (7, 50634040), (8, 44304785), (10, 35443828), (14, 25317020), (20, 17721914), (23, 15410360), (28, 12658510), (35, 10126808), (40, 8860957), (46, 7705180), (47, 7541240), (56, 6329255), (70, 5063404), (92, 3852590), (94, 3770620), (115, 3082072), (140, 2531702), (161, 2201480), (184, 1926295), (188, 1885310), (230, 1541036), (235, 1508248), (280, 1265851), (322, 1100740), (329, 1077320), (376, 942655), (460, 770518), (470, 754124), (644, 550370), (658, 538660), (805, 440296), (920, 385259), (940, 377062), (1081, 327880), (1171, 302680), (1288, 275185), (1316, 269330), (1610, 220148), (1645, 215464), (1880, 188531), (2162, 163940), (2342, 151340), (2632, 134665), (3220, 110074), (3290, 107732), (4324, 81970), (4684, 75670), (5405, 65576), (5855, 60536), (6440, 55037), (6580, 53866), (7567, 46840), (8197, 43240), (8648, 40985), (9368, 37835), (10810, 32788), (11710, 30268), (13160, 26933), (15134, 23420), (16394, 21620)]