402408

素因数分解:

$2^3\times 3^7\times {\mathrm{23}}^1$

素因数の和:50

約数の個数: 64

約数和(自身を含む): 1180800

約数和(自身を除く): 778392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 243, 276, 324, 414, 486, 552, 621, 648, 729, 828, 972, 1242, 1458, 1656, 1863, 1944, 2187, 2484, 2916, 3726, 4374, 4968, 5589, 5832, 7452, 8748, 11178, 14904, 16767, 17496, 22356, 33534, 44712, 50301, 67068, 100602, 134136, 201204, 402408]

約数ペア:

[(1, 402408), (2, 201204), (3, 134136), (4, 100602), (6, 67068), (8, 50301), (9, 44712), (12, 33534), (18, 22356), (23, 17496), (24, 16767), (27, 14904), (36, 11178), (46, 8748), (54, 7452), (69, 5832), (72, 5589), (81, 4968), (92, 4374), (108, 3726), (138, 2916), (162, 2484), (184, 2187), (207, 1944), (216, 1863), (243, 1656), (276, 1458), (324, 1242), (414, 972), (486, 828), (552, 729), (621, 648)]