108889720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 251748000

約数和(自身を除く): 142858280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 89, 146, 178, 292, 356, 365, 419, 445, 584, 712, 730, 838, 890, 1460, 1676, 1780, 2095, 2920, 3352, 3560, 4190, 6497, 8380, 12994, 16760, 25988, 30587, 32485, 37291, 51976, 61174, 64970, 74582, 122348, 129940, 149164, 152935, 186455, 244696, 259880, 298328, 305870, 372910, 611740, 745820, 1223480, 1491640, 2722243, 5444486, 10888972, 13611215, 21777944, 27222430, 54444860, 108889720]

約数ペア:

[(1, 108889720), (2, 54444860), (4, 27222430), (5, 21777944), (8, 13611215), (10, 10888972), (20, 5444486), (40, 2722243), (73, 1491640), (89, 1223480), (146, 745820), (178, 611740), (292, 372910), (356, 305870), (365, 298328), (419, 259880), (445, 244696), (584, 186455), (712, 152935), (730, 149164), (838, 129940), (890, 122348), (1460, 74582), (1676, 64970), (1780, 61174), (2095, 51976), (2920, 37291), (3352, 32485), (3560, 30587), (4190, 25988), (6497, 16760), (8380, 12994)]