806740380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{235889}}^1$

素因数の和:235923

約数の個数: 72

約数和(自身を含む): 2575918800

約数和(自身を除く): 1769178420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 235889, 471778, 707667, 943556, 1179445, 1415334, 2123001, 2358890, 2830668, 3538335, 4246002, 4481891, 4717780, 7076670, 8492004, 8963782, 10615005, 13445673, 14153340, 17927564, 21230010, 22409455, 26891346, 40337019, 42460020, 44818910, 53782692, 67228365, 80674038, 89637820, 134456730, 161348076, 201685095, 268913460, 403370190, 806740380]

約数ペア:

[(1, 806740380), (2, 403370190), (3, 268913460), (4, 201685095), (5, 161348076), (6, 134456730), (9, 89637820), (10, 80674038), (12, 67228365), (15, 53782692), (18, 44818910), (19, 42460020), (20, 40337019), (30, 26891346), (36, 22409455), (38, 21230010), (45, 17927564), (57, 14153340), (60, 13445673), (76, 10615005), (90, 8963782), (95, 8492004), (114, 7076670), (171, 4717780), (180, 4481891), (190, 4246002), (228, 3538335), (285, 2830668), (342, 2358890), (380, 2123001), (570, 1415334), (684, 1179445), (855, 943556), (1140, 707667), (1710, 471778), (3420, 235889)]