72293620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 179262720

約数和(自身を除く): 106969100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1039, 1420, 1988, 2078, 2485, 3479, 4156, 4970, 5195, 6958, 7273, 9940, 10390, 13916, 14546, 17395, 20780, 29092, 34790, 36365, 50911, 69580, 72730, 73769, 101822, 145460, 147538, 203644, 254555, 295076, 368845, 509110, 516383, 737690, 1018220, 1032766, 1475380, 2065532, 2581915, 3614681, 5163830, 7229362, 10327660, 14458724, 18073405, 36146810, 72293620]

約数ペア:

[(1, 72293620), (2, 36146810), (4, 18073405), (5, 14458724), (7, 10327660), (10, 7229362), (14, 5163830), (20, 3614681), (28, 2581915), (35, 2065532), (49, 1475380), (70, 1032766), (71, 1018220), (98, 737690), (140, 516383), (142, 509110), (196, 368845), (245, 295076), (284, 254555), (355, 203644), (490, 147538), (497, 145460), (710, 101822), (980, 73769), (994, 72730), (1039, 69580), (1420, 50911), (1988, 36365), (2078, 34790), (2485, 29092), (3479, 20780), (4156, 17395), (4970, 14546), (5195, 13916), (6958, 10390), (7273, 9940)]