161209008

素因数分解:

$2^4\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3623}}^1$

素因数の和:3743

約数の個数: 80

約数和(自身を含む): 467351040

約数和(自身を除く): 306142032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 103, 108, 144, 206, 216, 309, 412, 432, 618, 824, 927, 1236, 1648, 1854, 2472, 2781, 3623, 3708, 4944, 5562, 7246, 7416, 10869, 11124, 14492, 14832, 21738, 22248, 28984, 32607, 43476, 44496, 57968, 65214, 86952, 97821, 130428, 173904, 195642, 260856, 373169, 391284, 521712, 746338, 782568, 1119507, 1492676, 1565136, 2239014, 2985352, 3358521, 4478028, 5970704, 6717042, 8956056, 10075563, 13434084, 17912112, 20151126, 26868168, 40302252, 53736336, 80604504, 161209008]

約数ペア:

[(1, 161209008), (2, 80604504), (3, 53736336), (4, 40302252), (6, 26868168), (8, 20151126), (9, 17912112), (12, 13434084), (16, 10075563), (18, 8956056), (24, 6717042), (27, 5970704), (36, 4478028), (48, 3358521), (54, 2985352), (72, 2239014), (103, 1565136), (108, 1492676), (144, 1119507), (206, 782568), (216, 746338), (309, 521712), (412, 391284), (432, 373169), (618, 260856), (824, 195642), (927, 173904), (1236, 130428), (1648, 97821), (1854, 86952), (2472, 65214), (2781, 57968), (3623, 44496), (3708, 43476), (4944, 32607), (5562, 28984), (7246, 22248), (7416, 21738), (10869, 14832), (11124, 14492)]