280996248

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{16993}}^1$

素因数の和:17068

約数の個数: 64

約数和(自身を含む): 770847840

約数和(自身を除く): 489851592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1272, 1378, 2067, 2756, 4134, 5512, 8268, 16536, 16993, 33986, 50979, 67972, 101958, 135944, 203916, 220909, 407832, 441818, 662727, 883636, 900629, 1325454, 1767272, 1801258, 2650908, 2701887, 3602516, 5301816, 5403774, 7205032, 10807548, 11708177, 21615096, 23416354, 35124531, 46832708, 70249062, 93665416, 140498124, 280996248]

約数ペア:

[(1, 280996248), (2, 140498124), (3, 93665416), (4, 70249062), (6, 46832708), (8, 35124531), (12, 23416354), (13, 21615096), (24, 11708177), (26, 10807548), (39, 7205032), (52, 5403774), (53, 5301816), (78, 3602516), (104, 2701887), (106, 2650908), (156, 1801258), (159, 1767272), (212, 1325454), (312, 900629), (318, 883636), (424, 662727), (636, 441818), (689, 407832), (1272, 220909), (1378, 203916), (2067, 135944), (2756, 101958), (4134, 67972), (5512, 50979), (8268, 33986), (16536, 16993)]