312528112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2622

約数の個数: 80

約数和(自身を含む): 708843520

約数和(自身を除く): 396315408

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 806, 988, 1178, 1612, 1976, 2356, 2551, 3224, 3952, 4712, 5102, 6448, 7657, 9424, 10204, 15314, 20408, 30628, 33163, 40816, 48469, 61256, 66326, 79081, 96938, 122512, 132652, 158162, 193876, 265304, 316324, 387752, 530608, 630097, 632648, 775504, 1028053, 1260194, 1265296, 1502539, 2056106, 2520388, 3005078, 4112212, 5040776, 6010156, 8224424, 10081552, 12020312, 16448848, 19533007, 24040624, 39066014, 78132028, 156264056, 312528112]

約数ペア:

[(1, 312528112), (2, 156264056), (4, 78132028), (8, 39066014), (13, 24040624), (16, 19533007), (19, 16448848), (26, 12020312), (31, 10081552), (38, 8224424), (52, 6010156), (62, 5040776), (76, 4112212), (104, 3005078), (124, 2520388), (152, 2056106), (208, 1502539), (247, 1265296), (248, 1260194), (304, 1028053), (403, 775504), (494, 632648), (496, 630097), (589, 530608), (806, 387752), (988, 316324), (1178, 265304), (1612, 193876), (1976, 158162), (2356, 132652), (2551, 122512), (3224, 96938), (3952, 79081), (4712, 66326), (5102, 61256), (6448, 48469), (7657, 40816), (9424, 33163), (10204, 30628), (15314, 20408)]