399882960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{185131}}^1$

素因数の和:185153

約数の個数: 80

約数和(自身を含む): 1377382080

約数和(自身を除く): 977499120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 185131, 370262, 555393, 740524, 925655, 1110786, 1481048, 1666179, 1851310, 2221572, 2776965, 2962096, 3332358, 3702620, 4443144, 4998537, 5553930, 6664716, 7405240, 8330895, 8886288, 9997074, 11107860, 13329432, 14810480, 16661790, 19994148, 22215720, 24992685, 26658864, 33323580, 39988296, 44431440, 49985370, 66647160, 79976592, 99970740, 133294320, 199941480, 399882960]

約数ペア:

[(1, 399882960), (2, 199941480), (3, 133294320), (4, 99970740), (5, 79976592), (6, 66647160), (8, 49985370), (9, 44431440), (10, 39988296), (12, 33323580), (15, 26658864), (16, 24992685), (18, 22215720), (20, 19994148), (24, 16661790), (27, 14810480), (30, 13329432), (36, 11107860), (40, 9997074), (45, 8886288), (48, 8330895), (54, 7405240), (60, 6664716), (72, 5553930), (80, 4998537), (90, 4443144), (108, 3702620), (120, 3332358), (135, 2962096), (144, 2776965), (180, 2221572), (216, 1851310), (240, 1666179), (270, 1481048), (360, 1110786), (432, 925655), (540, 740524), (720, 555393), (1080, 370262), (2160, 185131)]