918714760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{32213}}^1$

素因数の和:32278

約数の個数: 64

約数和(自身を含む): 2226631680

約数和(自身を除く): 1307916920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 14260, 28520, 32213, 64426, 128852, 161065, 257704, 322130, 644260, 740899, 998603, 1288520, 1481798, 1997206, 2963596, 3704495, 3994412, 4993015, 5927192, 7408990, 7988824, 9986030, 14817980, 19972060, 22967869, 29635960, 39944120, 45935738, 91871476, 114839345, 183742952, 229678690, 459357380, 918714760]

約数ペア:

[(1, 918714760), (2, 459357380), (4, 229678690), (5, 183742952), (8, 114839345), (10, 91871476), (20, 45935738), (23, 39944120), (31, 29635960), (40, 22967869), (46, 19972060), (62, 14817980), (92, 9986030), (115, 7988824), (124, 7408990), (155, 5927192), (184, 4993015), (230, 3994412), (248, 3704495), (310, 2963596), (460, 1997206), (620, 1481798), (713, 1288520), (920, 998603), (1240, 740899), (1426, 644260), (2852, 322130), (3565, 257704), (5704, 161065), (7130, 128852), (14260, 64426), (28520, 32213)]