643860960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25309}}^1$

素因数の和:25380

約数の個数: 96

約数和(自身を含む): 2066510880

約数和(自身を除く): 1422649920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 80, 96, 106, 120, 159, 160, 212, 240, 265, 318, 424, 480, 530, 636, 795, 848, 1060, 1272, 1590, 1696, 2120, 2544, 3180, 4240, 5088, 6360, 8480, 12720, 25309, 25440, 50618, 75927, 101236, 126545, 151854, 202472, 253090, 303708, 379635, 404944, 506180, 607416, 759270, 809888, 1012360, 1214832, 1341377, 1518540, 2024720, 2429664, 2682754, 3037080, 4024131, 4049440, 5365508, 6074160, 6706885, 8048262, 10731016, 12148320, 13413770, 16096524, 20120655, 21462032, 26827540, 32193048, 40241310, 42924064, 53655080, 64386096, 80482620, 107310160, 128772192, 160965240, 214620320, 321930480, 643860960]

約数ペア:

[(1, 643860960), (2, 321930480), (3, 214620320), (4, 160965240), (5, 128772192), (6, 107310160), (8, 80482620), (10, 64386096), (12, 53655080), (15, 42924064), (16, 40241310), (20, 32193048), (24, 26827540), (30, 21462032), (32, 20120655), (40, 16096524), (48, 13413770), (53, 12148320), (60, 10731016), (80, 8048262), (96, 6706885), (106, 6074160), (120, 5365508), (159, 4049440), (160, 4024131), (212, 3037080), (240, 2682754), (265, 2429664), (318, 2024720), (424, 1518540), (480, 1341377), (530, 1214832), (636, 1012360), (795, 809888), (848, 759270), (1060, 607416), (1272, 506180), (1590, 404944), (1696, 379635), (2120, 303708), (2544, 253090), (3180, 202472), (4240, 151854), (5088, 126545), (6360, 101236), (8480, 75927), (12720, 50618), (25309, 25440)]