207615120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2179}}^1$

素因数の和:2592

約数の個数: 80

約数和(自身を含む): 645524160

約数和(自身を除く): 437909040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 397, 794, 1191, 1588, 1985, 2179, 2382, 3176, 3970, 4358, 4764, 5955, 6352, 6537, 7940, 8716, 9528, 10895, 11910, 13074, 15880, 17432, 19056, 21790, 23820, 26148, 31760, 32685, 34864, 43580, 47640, 52296, 65370, 87160, 95280, 104592, 130740, 174320, 261480, 522960, 865063, 1730126, 2595189, 3460252, 4325315, 5190378, 6920504, 8650630, 10380756, 12975945, 13841008, 17301260, 20761512, 25951890, 34602520, 41523024, 51903780, 69205040, 103807560, 207615120]

約数ペア:

[(1, 207615120), (2, 103807560), (3, 69205040), (4, 51903780), (5, 41523024), (6, 34602520), (8, 25951890), (10, 20761512), (12, 17301260), (15, 13841008), (16, 12975945), (20, 10380756), (24, 8650630), (30, 6920504), (40, 5190378), (48, 4325315), (60, 3460252), (80, 2595189), (120, 1730126), (240, 865063), (397, 522960), (794, 261480), (1191, 174320), (1588, 130740), (1985, 104592), (2179, 95280), (2382, 87160), (3176, 65370), (3970, 52296), (4358, 47640), (4764, 43580), (5955, 34864), (6352, 32685), (6537, 31760), (7940, 26148), (8716, 23820), (9528, 21790), (10895, 19056), (11910, 17432), (13074, 15880)]