1227974872

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 2474280000

約数和(自身を除く): 1246305128

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 199, 289, 314, 398, 578, 628, 796, 1156, 1256, 1592, 2312, 2669, 3383, 4913, 5338, 6766, 9826, 10676, 13532, 19652, 21352, 27064, 31243, 39304, 45373, 57511, 62486, 90746, 115022, 124972, 181492, 230044, 249944, 362984, 460088, 531131, 771341, 977687, 1062262, 1542682, 1955374, 2124524, 3085364, 3910748, 4249048, 6170728, 7821496, 9029227, 18058454, 36116908, 72233816, 153496859, 306993718, 613987436, 1227974872]

約数ペア:

[(1, 1227974872), (2, 613987436), (4, 306993718), (8, 153496859), (17, 72233816), (34, 36116908), (68, 18058454), (136, 9029227), (157, 7821496), (199, 6170728), (289, 4249048), (314, 3910748), (398, 3085364), (578, 2124524), (628, 1955374), (796, 1542682), (1156, 1062262), (1256, 977687), (1592, 771341), (2312, 531131), (2669, 460088), (3383, 362984), (4913, 249944), (5338, 230044), (6766, 181492), (9826, 124972), (10676, 115022), (13532, 90746), (19652, 62486), (21352, 57511), (27064, 45373), (31243, 39304)]