647088

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 80

約数和(自身を含む): 1937376

約数和(自身を除く): 1290288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 61, 68, 78, 102, 104, 122, 136, 156, 183, 204, 208, 221, 244, 272, 312, 366, 408, 442, 488, 624, 663, 732, 793, 816, 884, 976, 1037, 1326, 1464, 1586, 1768, 2074, 2379, 2652, 2928, 3111, 3172, 3536, 4148, 4758, 5304, 6222, 6344, 8296, 9516, 10608, 12444, 12688, 13481, 16592, 19032, 24888, 26962, 38064, 40443, 49776, 53924, 80886, 107848, 161772, 215696, 323544, 647088]

約数ペア:

[(1, 647088), (2, 323544), (3, 215696), (4, 161772), (6, 107848), (8, 80886), (12, 53924), (13, 49776), (16, 40443), (17, 38064), (24, 26962), (26, 24888), (34, 19032), (39, 16592), (48, 13481), (51, 12688), (52, 12444), (61, 10608), (68, 9516), (78, 8296), (102, 6344), (104, 6222), (122, 5304), (136, 4758), (156, 4148), (183, 3536), (204, 3172), (208, 3111), (221, 2928), (244, 2652), (272, 2379), (312, 2074), (366, 1768), (408, 1586), (442, 1464), (488, 1326), (624, 1037), (663, 976), (732, 884), (793, 816)]