254193780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{222977}}^1$

素因数の和:223008

約数の個数: 48

約数和(自身を含む): 749206080

約数和(自身を除く): 495012300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 222977, 445954, 668931, 891908, 1114885, 1337862, 2229770, 2675724, 3344655, 4236563, 4459540, 6689310, 8473126, 12709689, 13378620, 16946252, 21182815, 25419378, 42365630, 50838756, 63548445, 84731260, 127096890, 254193780]

約数ペア:

[(1, 254193780), (2, 127096890), (3, 84731260), (4, 63548445), (5, 50838756), (6, 42365630), (10, 25419378), (12, 21182815), (15, 16946252), (19, 13378620), (20, 12709689), (30, 8473126), (38, 6689310), (57, 4459540), (60, 4236563), (76, 3344655), (95, 2675724), (114, 2229770), (190, 1337862), (228, 1114885), (285, 891908), (380, 668931), (570, 445954), (1140, 222977)]