1280453512

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 2715310080

約数和(自身を除く): 1434856568

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 137, 169, 223, 248, 274, 338, 403, 446, 548, 676, 806, 892, 1096, 1352, 1612, 1781, 1784, 2899, 3224, 3562, 4247, 5239, 5798, 6913, 7124, 8494, 10478, 11596, 13826, 14248, 16988, 20956, 23153, 23192, 27652, 30551, 33976, 37687, 41912, 46306, 55211, 55304, 61102, 75374, 89869, 92612, 110422, 122204, 150748, 179738, 185224, 220844, 244408, 301496, 359476, 397163, 441688, 717743, 718952, 794326, 947081, 1168297, 1435486, 1588652, 1894162, 2336594, 2870972, 3177304, 3788324, 4673188, 5163119, 5741944, 7576648, 9346376, 10326238, 12312053, 20652476, 24624106, 41304952, 49248212, 98496424, 160056689, 320113378, 640226756, 1280453512]

約数ペア:

[(1, 1280453512), (2, 640226756), (4, 320113378), (8, 160056689), (13, 98496424), (26, 49248212), (31, 41304952), (52, 24624106), (62, 20652476), (104, 12312053), (124, 10326238), (137, 9346376), (169, 7576648), (223, 5741944), (248, 5163119), (274, 4673188), (338, 3788324), (403, 3177304), (446, 2870972), (548, 2336594), (676, 1894162), (806, 1588652), (892, 1435486), (1096, 1168297), (1352, 947081), (1612, 794326), (1781, 718952), (1784, 717743), (2899, 441688), (3224, 397163), (3562, 359476), (4247, 301496), (5239, 244408), (5798, 220844), (6913, 185224), (7124, 179738), (8494, 150748), (10478, 122204), (11596, 110422), (13826, 92612), (14248, 89869), (16988, 75374), (20956, 61102), (23153, 55304), (23192, 55211), (27652, 46306), (30551, 41912), (33976, 37687)]