85120380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24889}}^1$

素因数の和:24923

約数の個数: 72

約数和(自身を含む): 271798800

約数和(自身を除く): 186678420

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, 24889, 49778, 74667, 99556, 124445, 149334, 224001, 248890, 298668, 373335, 448002, 472891, 497780, 746670, 896004, 945782, 1120005, 1418673, 1493340, 1891564, 2240010, 2364455, 2837346, 4256019, 4480020, 4728910, 5674692, 7093365, 8512038, 9457820, 14186730, 17024076, 21280095, 28373460, 42560190, 85120380]

約数ペア:

[(1, 85120380), (2, 42560190), (3, 28373460), (4, 21280095), (5, 17024076), (6, 14186730), (9, 9457820), (10, 8512038), (12, 7093365), (15, 5674692), (18, 4728910), (19, 4480020), (20, 4256019), (30, 2837346), (36, 2364455), (38, 2240010), (45, 1891564), (57, 1493340), (60, 1418673), (76, 1120005), (90, 945782), (95, 896004), (114, 746670), (171, 497780), (180, 472891), (190, 448002), (228, 373335), (285, 298668), (342, 248890), (380, 224001), (570, 149334), (684, 124445), (855, 99556), (1140, 74667), (1710, 49778), (3420, 24889)]