72005360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1902

約数の個数: 80

約数和(自身を含む): 194130432

約数和(自身を除く): 122125072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1811, 1988, 2485, 2840, 3622, 3976, 4970, 5680, 7244, 7952, 9055, 9940, 12677, 14488, 18110, 19880, 25354, 28976, 36220, 39760, 50708, 63385, 72440, 101416, 126770, 128581, 144880, 202832, 253540, 257162, 507080, 514324, 642905, 900067, 1014160, 1028648, 1285810, 1800134, 2057296, 2571620, 3600268, 4500335, 5143240, 7200536, 9000670, 10286480, 14401072, 18001340, 36002680, 72005360]

約数ペア:

[(1, 72005360), (2, 36002680), (4, 18001340), (5, 14401072), (7, 10286480), (8, 9000670), (10, 7200536), (14, 5143240), (16, 4500335), (20, 3600268), (28, 2571620), (35, 2057296), (40, 1800134), (56, 1285810), (70, 1028648), (71, 1014160), (80, 900067), (112, 642905), (140, 514324), (142, 507080), (280, 257162), (284, 253540), (355, 202832), (497, 144880), (560, 128581), (568, 126770), (710, 101416), (994, 72440), (1136, 63385), (1420, 50708), (1811, 39760), (1988, 36220), (2485, 28976), (2840, 25354), (3622, 19880), (3976, 18110), (4970, 14488), (5680, 12677), (7244, 9940), (7952, 9055)]