664296720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{16981}}^1$

素因数の和:17160

約数の個数: 80

約数和(自身を含む): 2072075712

約数和(自身を除く): 1407778992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 6520, 7824, 9780, 13040, 16981, 19560, 33962, 39120, 50943, 67924, 84905, 101886, 135848, 169810, 203772, 254715, 271696, 339620, 407544, 509430, 679240, 815088, 1018860, 1358480, 2037720, 2767903, 4075440, 5535806, 8303709, 11071612, 13839515, 16607418, 22143224, 27679030, 33214836, 41518545, 44286448, 55358060, 66429672, 83037090, 110716120, 132859344, 166074180, 221432240, 332148360, 664296720]

約数ペア:

[(1, 664296720), (2, 332148360), (3, 221432240), (4, 166074180), (5, 132859344), (6, 110716120), (8, 83037090), (10, 66429672), (12, 55358060), (15, 44286448), (16, 41518545), (20, 33214836), (24, 27679030), (30, 22143224), (40, 16607418), (48, 13839515), (60, 11071612), (80, 8303709), (120, 5535806), (163, 4075440), (240, 2767903), (326, 2037720), (489, 1358480), (652, 1018860), (815, 815088), (978, 679240), (1304, 509430), (1630, 407544), (1956, 339620), (2445, 271696), (2608, 254715), (3260, 203772), (3912, 169810), (4890, 135848), (6520, 101886), (7824, 84905), (9780, 67924), (13040, 50943), (16981, 39120), (19560, 33962)]