438329920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2477}}^1$

素因数の和:2580

約数の個数: 112

約数和(自身を含む): 1208471040

約数和(自身を除く): 770141120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 395, 448, 553, 560, 632, 790, 1106, 1120, 1264, 1580, 2212, 2240, 2477, 2528, 2765, 3160, 4424, 4954, 5056, 5530, 6320, 8848, 9908, 11060, 12385, 12640, 17339, 17696, 19816, 22120, 24770, 25280, 34678, 35392, 39632, 44240, 49540, 69356, 79264, 86695, 88480, 99080, 138712, 158528, 173390, 176960, 195683, 198160, 277424, 346780, 391366, 396320, 554848, 693560, 782732, 792640, 978415, 1109696, 1369781, 1387120, 1565464, 1956830, 2739562, 2774240, 3130928, 3913660, 5479124, 5548480, 6261856, 6848905, 7827320, 10958248, 12523712, 13697810, 15654640, 21916496, 27395620, 31309280, 43832992, 54791240, 62618560, 87665984, 109582480, 219164960, 438329920]

約数ペア:

[(1, 438329920), (2, 219164960), (4, 109582480), (5, 87665984), (7, 62618560), (8, 54791240), (10, 43832992), (14, 31309280), (16, 27395620), (20, 21916496), (28, 15654640), (32, 13697810), (35, 12523712), (40, 10958248), (56, 7827320), (64, 6848905), (70, 6261856), (79, 5548480), (80, 5479124), (112, 3913660), (140, 3130928), (158, 2774240), (160, 2739562), (224, 1956830), (280, 1565464), (316, 1387120), (320, 1369781), (395, 1109696), (448, 978415), (553, 792640), (560, 782732), (632, 693560), (790, 554848), (1106, 396320), (1120, 391366), (1264, 346780), (1580, 277424), (2212, 198160), (2240, 195683), (2477, 176960), (2528, 173390), (2765, 158528), (3160, 138712), (4424, 99080), (4954, 88480), (5056, 86695), (5530, 79264), (6320, 69356), (8848, 49540), (9908, 44240), (11060, 39632), (12385, 35392), (12640, 34678), (17339, 25280), (17696, 24770), (19816, 22120)]