320465704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 687052800

約数和(自身を除く): 366587096

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 127, 152, 247, 254, 494, 508, 988, 1016, 1277, 1651, 1976, 2413, 2554, 3302, 4826, 5108, 6604, 9652, 10216, 13208, 16601, 19304, 24263, 31369, 33202, 48526, 62738, 66404, 97052, 125476, 132808, 162179, 194104, 250952, 315419, 324358, 630838, 648716, 1261676, 1297432, 2108327, 2523352, 3081401, 4216654, 6162802, 8433308, 12325604, 16866616, 24651208, 40058213, 80116426, 160232852, 320465704]

約数ペア:

[(1, 320465704), (2, 160232852), (4, 80116426), (8, 40058213), (13, 24651208), (19, 16866616), (26, 12325604), (38, 8433308), (52, 6162802), (76, 4216654), (104, 3081401), (127, 2523352), (152, 2108327), (247, 1297432), (254, 1261676), (494, 648716), (508, 630838), (988, 324358), (1016, 315419), (1277, 250952), (1651, 194104), (1976, 162179), (2413, 132808), (2554, 125476), (3302, 97052), (4826, 66404), (5108, 62738), (6604, 48526), (9652, 33202), (10216, 31369), (13208, 24263), (16601, 19304)]