120546640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1220

約数の個数: 80

約数和(自身を含む): 299445120

約数和(自身を除く): 178898480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 568, 710, 760, 1117, 1136, 1349, 1420, 1520, 2234, 2698, 2840, 4468, 5396, 5585, 5680, 6745, 8936, 10792, 11170, 13490, 17872, 21223, 21584, 22340, 26980, 42446, 44680, 53960, 79307, 84892, 89360, 106115, 107920, 158614, 169784, 212230, 317228, 339568, 396535, 424460, 634456, 793070, 848920, 1268912, 1506833, 1586140, 1697840, 3013666, 3172280, 6027332, 6344560, 7534165, 12054664, 15068330, 24109328, 30136660, 60273320, 120546640]

約数ペア:

[(1, 120546640), (2, 60273320), (4, 30136660), (5, 24109328), (8, 15068330), (10, 12054664), (16, 7534165), (19, 6344560), (20, 6027332), (38, 3172280), (40, 3013666), (71, 1697840), (76, 1586140), (80, 1506833), (95, 1268912), (142, 848920), (152, 793070), (190, 634456), (284, 424460), (304, 396535), (355, 339568), (380, 317228), (568, 212230), (710, 169784), (760, 158614), (1117, 107920), (1136, 106115), (1349, 89360), (1420, 84892), (1520, 79307), (2234, 53960), (2698, 44680), (2840, 42446), (4468, 26980), (5396, 22340), (5585, 21584), (5680, 21223), (6745, 17872), (8936, 13490), (10792, 11170)]