8209968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 23331840

約数和(自身を除く): 15121872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 59, 78, 104, 118, 156, 177, 208, 223, 236, 312, 354, 446, 472, 624, 669, 708, 767, 892, 944, 1338, 1416, 1534, 1784, 2301, 2676, 2832, 2899, 3068, 3568, 4602, 5352, 5798, 6136, 8697, 9204, 10704, 11596, 12272, 13157, 17394, 18408, 23192, 26314, 34788, 36816, 39471, 46384, 52628, 69576, 78942, 105256, 139152, 157884, 171041, 210512, 315768, 342082, 513123, 631536, 684164, 1026246, 1368328, 2052492, 2736656, 4104984, 8209968]

約数ペア:

[(1, 8209968), (2, 4104984), (3, 2736656), (4, 2052492), (6, 1368328), (8, 1026246), (12, 684164), (13, 631536), (16, 513123), (24, 342082), (26, 315768), (39, 210512), (48, 171041), (52, 157884), (59, 139152), (78, 105256), (104, 78942), (118, 69576), (156, 52628), (177, 46384), (208, 39471), (223, 36816), (236, 34788), (312, 26314), (354, 23192), (446, 18408), (472, 17394), (624, 13157), (669, 12272), (708, 11596), (767, 10704), (892, 9204), (944, 8697), (1338, 6136), (1416, 5798), (1534, 5352), (1784, 4602), (2301, 3568), (2676, 3068), (2832, 2899)]