123421504

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 56

約数和(自身を含む): 251825760

約数和(自身を除く): 128404256

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 107, 134, 214, 268, 269, 428, 536, 538, 856, 1072, 1076, 1712, 2144, 2152, 3424, 4288, 4304, 6848, 7169, 8608, 14338, 17216, 18023, 28676, 28783, 36046, 57352, 57566, 72092, 114704, 115132, 144184, 229408, 230264, 288368, 458816, 460528, 576736, 921056, 1153472, 1842112, 1928461, 3856922, 7713844, 15427688, 30855376, 61710752, 123421504]

約数ペア:

[(1, 123421504), (2, 61710752), (4, 30855376), (8, 15427688), (16, 7713844), (32, 3856922), (64, 1928461), (67, 1842112), (107, 1153472), (134, 921056), (214, 576736), (268, 460528), (269, 458816), (428, 288368), (536, 230264), (538, 229408), (856, 144184), (1072, 115132), (1076, 114704), (1712, 72092), (2144, 57566), (2152, 57352), (3424, 36046), (4288, 28783), (4304, 28676), (6848, 18023), (7169, 17216), (8608, 14338)]