87755640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{104471}}^1$

素因数の和:104492

約数の個数: 64

約数和(自身を含む): 300879360

約数和(自身を除く): 213123720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 104471, 208942, 313413, 417884, 522355, 626826, 731297, 835768, 1044710, 1253652, 1462594, 1567065, 2089420, 2193891, 2507304, 2925188, 3134130, 3656485, 4178840, 4387782, 5850376, 6268260, 7312970, 8775564, 10969455, 12536520, 14625940, 17551128, 21938910, 29251880, 43877820, 87755640]

約数ペア:

[(1, 87755640), (2, 43877820), (3, 29251880), (4, 21938910), (5, 17551128), (6, 14625940), (7, 12536520), (8, 10969455), (10, 8775564), (12, 7312970), (14, 6268260), (15, 5850376), (20, 4387782), (21, 4178840), (24, 3656485), (28, 3134130), (30, 2925188), (35, 2507304), (40, 2193891), (42, 2089420), (56, 1567065), (60, 1462594), (70, 1253652), (84, 1044710), (105, 835768), (120, 731297), (140, 626826), (168, 522355), (210, 417884), (280, 313413), (420, 208942), (840, 104471)]