864120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 2736000

約数和(自身を除く): 1871880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 379, 380, 456, 570, 758, 760, 1137, 1140, 1516, 1895, 2274, 2280, 3032, 3790, 4548, 5685, 7201, 7580, 9096, 11370, 14402, 15160, 21603, 22740, 28804, 36005, 43206, 45480, 57608, 72010, 86412, 108015, 144020, 172824, 216030, 288040, 432060, 864120]

約数ペア:

[(1, 864120), (2, 432060), (3, 288040), (4, 216030), (5, 172824), (6, 144020), (8, 108015), (10, 86412), (12, 72010), (15, 57608), (19, 45480), (20, 43206), (24, 36005), (30, 28804), (38, 22740), (40, 21603), (57, 15160), (60, 14402), (76, 11370), (95, 9096), (114, 7580), (120, 7201), (152, 5685), (190, 4548), (228, 3790), (285, 3032), (379, 2280), (380, 2274), (456, 1895), (570, 1516), (758, 1140), (760, 1137)]