811663320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{520297}}^1$

素因数の和:520324

約数の個数: 64

約数和(自身を含む): 2622301920

約数和(自身を除く): 1810638600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 520297, 1040594, 1560891, 2081188, 2601485, 3121782, 4162376, 5202970, 6243564, 6763861, 7804455, 10405940, 12487128, 13527722, 15608910, 20291583, 20811880, 27055444, 31217820, 33819305, 40583166, 54110888, 62435640, 67638610, 81166332, 101457915, 135277220, 162332664, 202915830, 270554440, 405831660, 811663320]

約数ペア:

[(1, 811663320), (2, 405831660), (3, 270554440), (4, 202915830), (5, 162332664), (6, 135277220), (8, 101457915), (10, 81166332), (12, 67638610), (13, 62435640), (15, 54110888), (20, 40583166), (24, 33819305), (26, 31217820), (30, 27055444), (39, 20811880), (40, 20291583), (52, 15608910), (60, 13527722), (65, 12487128), (78, 10405940), (104, 7804455), (120, 6763861), (130, 6243564), (156, 5202970), (195, 4162376), (260, 3121782), (312, 2601485), (390, 2081188), (520, 1560891), (780, 1040594), (1560, 520297)]