315223376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 724016160

約数和(自身を除く): 408792784

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 83, 104, 124, 152, 166, 208, 247, 248, 304, 332, 403, 494, 496, 589, 664, 806, 961, 988, 1079, 1178, 1328, 1577, 1612, 1922, 1976, 2158, 2356, 2573, 3154, 3224, 3844, 3952, 4316, 4712, 5146, 6308, 6448, 7657, 7688, 8632, 9424, 10292, 12493, 12616, 15314, 15376, 17264, 18259, 20501, 20584, 24986, 25232, 30628, 33449, 36518, 41002, 41168, 48887, 49972, 61256, 66898, 73036, 79763, 82004, 97774, 99944, 122512, 133796, 146072, 159526, 164008, 195548, 199888, 237367, 267592, 292144, 319052, 328016, 391096, 474734, 535184, 635531, 638104, 782192, 949468, 1036919, 1271062, 1276208, 1515497, 1898936, 2073838, 2542124, 3030994, 3797872, 4147676, 5084248, 6061988, 8295352, 10168496, 12123976, 16590704, 19701461, 24247952, 39402922, 78805844, 157611688, 315223376]

約数ペア:

[(1, 315223376), (2, 157611688), (4, 78805844), (8, 39402922), (13, 24247952), (16, 19701461), (19, 16590704), (26, 12123976), (31, 10168496), (38, 8295352), (52, 6061988), (62, 5084248), (76, 4147676), (83, 3797872), (104, 3030994), (124, 2542124), (152, 2073838), (166, 1898936), (208, 1515497), (247, 1276208), (248, 1271062), (304, 1036919), (332, 949468), (403, 782192), (494, 638104), (496, 635531), (589, 535184), (664, 474734), (806, 391096), (961, 328016), (988, 319052), (1079, 292144), (1178, 267592), (1328, 237367), (1577, 199888), (1612, 195548), (1922, 164008), (1976, 159526), (2158, 146072), (2356, 133796), (2573, 122512), (3154, 99944), (3224, 97774), (3844, 82004), (3952, 79763), (4316, 73036), (4712, 66898), (5146, 61256), (6308, 49972), (6448, 48887), (7657, 41168), (7688, 41002), (8632, 36518), (9424, 33449), (10292, 30628), (12493, 25232), (12616, 24986), (15314, 20584), (15376, 20501), (17264, 18259)]