320726064

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{431}}^1$

素因数の和:898

約数の個数: 80

約数和(自身を含む): 854945280

約数和(自身を除く): 534219216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 419, 431, 444, 592, 838, 862, 888, 1257, 1293, 1676, 1724, 1776, 2514, 2586, 3352, 3448, 5028, 5172, 6704, 6896, 10056, 10344, 15503, 15947, 20112, 20688, 31006, 31894, 46509, 47841, 62012, 63788, 93018, 95682, 124024, 127576, 180589, 186036, 191364, 248048, 255152, 361178, 372072, 382728, 541767, 722356, 744144, 765456, 1083534, 1444712, 2167068, 2889424, 4334136, 6681793, 8668272, 13363586, 20045379, 26727172, 40090758, 53454344, 80181516, 106908688, 160363032, 320726064]

約数ペア:

[(1, 320726064), (2, 160363032), (3, 106908688), (4, 80181516), (6, 53454344), (8, 40090758), (12, 26727172), (16, 20045379), (24, 13363586), (37, 8668272), (48, 6681793), (74, 4334136), (111, 2889424), (148, 2167068), (222, 1444712), (296, 1083534), (419, 765456), (431, 744144), (444, 722356), (592, 541767), (838, 382728), (862, 372072), (888, 361178), (1257, 255152), (1293, 248048), (1676, 191364), (1724, 186036), (1776, 180589), (2514, 127576), (2586, 124024), (3352, 95682), (3448, 93018), (5028, 63788), (5172, 62012), (6704, 47841), (6896, 46509), (10056, 31894), (10344, 31006), (15503, 20688), (15947, 20112)]