61540020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{113963}}^1$

素因数の和:113981

約数の個数: 48

約数和(自身を含む): 191459520

約数和(自身を除く): 129919500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 113963, 227926, 341889, 455852, 569815, 683778, 1025667, 1139630, 1367556, 1709445, 2051334, 2279260, 3077001, 3418890, 4102668, 5128335, 6154002, 6837780, 10256670, 12308004, 15385005, 20513340, 30770010, 61540020]

約数ペア:

[(1, 61540020), (2, 30770010), (3, 20513340), (4, 15385005), (5, 12308004), (6, 10256670), (9, 6837780), (10, 6154002), (12, 5128335), (15, 4102668), (18, 3418890), (20, 3077001), (27, 2279260), (30, 2051334), (36, 1709445), (45, 1367556), (54, 1139630), (60, 1025667), (90, 683778), (108, 569815), (135, 455852), (180, 341889), (270, 227926), (540, 113963)]