1245403920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167393}}^1$

素因数の和:167440

約数の個数: 80

約数和(自身を含む): 3985316352

約数和(自身を除く): 2739912432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 167393, 334786, 502179, 669572, 836965, 1004358, 1339144, 1673930, 2008716, 2510895, 2678288, 3347860, 4017432, 5021790, 5189183, 6695720, 8034864, 10043580, 10378366, 13391440, 15567549, 20087160, 20756732, 25945915, 31135098, 40174320, 41513464, 51891830, 62270196, 77837745, 83026928, 103783660, 124540392, 155675490, 207567320, 249080784, 311350980, 415134640, 622701960, 1245403920]

約数ペア:

[(1, 1245403920), (2, 622701960), (3, 415134640), (4, 311350980), (5, 249080784), (6, 207567320), (8, 155675490), (10, 124540392), (12, 103783660), (15, 83026928), (16, 77837745), (20, 62270196), (24, 51891830), (30, 41513464), (31, 40174320), (40, 31135098), (48, 25945915), (60, 20756732), (62, 20087160), (80, 15567549), (93, 13391440), (120, 10378366), (124, 10043580), (155, 8034864), (186, 6695720), (240, 5189183), (248, 5021790), (310, 4017432), (372, 3347860), (465, 2678288), (496, 2510895), (620, 2008716), (744, 1673930), (930, 1339144), (1240, 1004358), (1488, 836965), (1860, 669572), (2480, 502179), (3720, 334786), (7440, 167393)]