15815674240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{797161}}^1$

素因数の和:797211

約数の個数: 64

約数和(自身を含む): 39029051520

約数和(自身を除く): 23213377280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 797161, 1594322, 3188644, 3985805, 6377288, 7971610, 12754576, 15943220, 24711991, 25509152, 31886440, 49423982, 51018304, 63772880, 98847964, 102036608, 123559955, 127545760, 197695928, 247119910, 255091520, 395391856, 494239820, 510183040, 790783712, 988479640, 1581567424, 1976959280, 3163134848, 3953918560, 7907837120, 15815674240]

約数ペア:

[(1, 15815674240), (2, 7907837120), (4, 3953918560), (5, 3163134848), (8, 1976959280), (10, 1581567424), (16, 988479640), (20, 790783712), (31, 510183040), (32, 494239820), (40, 395391856), (62, 255091520), (64, 247119910), (80, 197695928), (124, 127545760), (128, 123559955), (155, 102036608), (160, 98847964), (248, 63772880), (310, 51018304), (320, 49423982), (496, 31886440), (620, 25509152), (640, 24711991), (992, 15943220), (1240, 12754576), (1984, 7971610), (2480, 6377288), (3968, 3985805), (4960, 3188644), (9920, 1594322), (19840, 797161)]