140400180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14717}}^1$

素因数の和:14785

約数の個数: 72

約数和(自身を含む): 433945512

約数和(自身を除く): 293545332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 14717, 29434, 44151, 58868, 73585, 88302, 132453, 147170, 176604, 220755, 264906, 294340, 441510, 529812, 662265, 780001, 883020, 1324530, 1560002, 2340003, 2649060, 3120004, 3900005, 4680006, 7020009, 7800010, 9360012, 11700015, 14040018, 15600020, 23400030, 28080036, 35100045, 46800060, 70200090, 140400180]

約数ペア:

[(1, 140400180), (2, 70200090), (3, 46800060), (4, 35100045), (5, 28080036), (6, 23400030), (9, 15600020), (10, 14040018), (12, 11700015), (15, 9360012), (18, 7800010), (20, 7020009), (30, 4680006), (36, 3900005), (45, 3120004), (53, 2649060), (60, 2340003), (90, 1560002), (106, 1324530), (159, 883020), (180, 780001), (212, 662265), (265, 529812), (318, 441510), (477, 294340), (530, 264906), (636, 220755), (795, 176604), (954, 147170), (1060, 132453), (1590, 88302), (1908, 73585), (2385, 58868), (3180, 44151), (4770, 29434), (9540, 14717)]