420879144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67709}}^1$

素因数の和:67762

約数の個数: 64

約数和(自身を含む): 1235030400

約数和(自身を除く): 814151256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 67709, 135418, 203127, 270836, 406254, 473963, 541672, 812508, 947926, 1421889, 1625016, 1895852, 2505233, 2843778, 3791704, 5010466, 5687556, 7515699, 10020932, 11375112, 15031398, 17536631, 20041864, 30062796, 35073262, 52609893, 60125592, 70146524, 105219786, 140293048, 210439572, 420879144]

約数ペア:

[(1, 420879144), (2, 210439572), (3, 140293048), (4, 105219786), (6, 70146524), (7, 60125592), (8, 52609893), (12, 35073262), (14, 30062796), (21, 20041864), (24, 17536631), (28, 15031398), (37, 11375112), (42, 10020932), (56, 7515699), (74, 5687556), (84, 5010466), (111, 3791704), (148, 2843778), (168, 2505233), (222, 1895852), (259, 1625016), (296, 1421889), (444, 947926), (518, 812508), (777, 541672), (888, 473963), (1036, 406254), (1554, 270836), (2072, 203127), (3108, 135418), (6216, 67709)]