31928640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 112

約数和(自身を含む): 102900480

約数和(自身を除く): 70971840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 421, 474, 480, 632, 790, 842, 948, 960, 1185, 1263, 1264, 1580, 1684, 1896, 2105, 2370, 2526, 2528, 3160, 3368, 3792, 4210, 4740, 5052, 5056, 6315, 6320, 6736, 7584, 8420, 9480, 10104, 12630, 12640, 13472, 15168, 16840, 18960, 20208, 25260, 25280, 26944, 33259, 33680, 37920, 40416, 50520, 66518, 67360, 75840, 80832, 99777, 101040, 133036, 134720, 166295, 199554, 202080, 266072, 332590, 399108, 404160, 498885, 532144, 665180, 798216, 997770, 1064288, 1330360, 1596432, 1995540, 2128576, 2660720, 3192864, 3991080, 5321440, 6385728, 7982160, 10642880, 15964320, 31928640]

約数ペア:

[(1, 31928640), (2, 15964320), (3, 10642880), (4, 7982160), (5, 6385728), (6, 5321440), (8, 3991080), (10, 3192864), (12, 2660720), (15, 2128576), (16, 1995540), (20, 1596432), (24, 1330360), (30, 1064288), (32, 997770), (40, 798216), (48, 665180), (60, 532144), (64, 498885), (79, 404160), (80, 399108), (96, 332590), (120, 266072), (158, 202080), (160, 199554), (192, 166295), (237, 134720), (240, 133036), (316, 101040), (320, 99777), (395, 80832), (421, 75840), (474, 67360), (480, 66518), (632, 50520), (790, 40416), (842, 37920), (948, 33680), (960, 33259), (1185, 26944), (1263, 25280), (1264, 25260), (1580, 20208), (1684, 18960), (1896, 16840), (2105, 15168), (2370, 13472), (2526, 12640), (2528, 12630), (3160, 10104), (3368, 9480), (3792, 8420), (4210, 7584), (4740, 6736), (5052, 6320), (5056, 6315)]