15205920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 48625920

約数和(自身を除く): 33420000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 158, 160, 237, 240, 316, 395, 401, 474, 480, 632, 790, 802, 948, 1185, 1203, 1264, 1580, 1604, 1896, 2005, 2370, 2406, 2528, 3160, 3208, 3792, 4010, 4740, 4812, 6015, 6320, 6416, 7584, 8020, 9480, 9624, 12030, 12640, 12832, 16040, 18960, 19248, 24060, 31679, 32080, 37920, 38496, 48120, 63358, 64160, 95037, 96240, 126716, 158395, 190074, 192480, 253432, 316790, 380148, 475185, 506864, 633580, 760296, 950370, 1013728, 1267160, 1520592, 1900740, 2534320, 3041184, 3801480, 5068640, 7602960, 15205920]

約数ペア:

[(1, 15205920), (2, 7602960), (3, 5068640), (4, 3801480), (5, 3041184), (6, 2534320), (8, 1900740), (10, 1520592), (12, 1267160), (15, 1013728), (16, 950370), (20, 760296), (24, 633580), (30, 506864), (32, 475185), (40, 380148), (48, 316790), (60, 253432), (79, 192480), (80, 190074), (96, 158395), (120, 126716), (158, 96240), (160, 95037), (237, 64160), (240, 63358), (316, 48120), (395, 38496), (401, 37920), (474, 32080), (480, 31679), (632, 24060), (790, 19248), (802, 18960), (948, 16040), (1185, 12832), (1203, 12640), (1264, 12030), (1580, 9624), (1604, 9480), (1896, 8020), (2005, 7584), (2370, 6416), (2406, 6320), (2528, 6015), (3160, 4812), (3208, 4740), (3792, 4010)]