81170280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11903

約数の個数: 96

約数和(自身を含む): 277711200

約数和(自身を除く): 196540920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 11867, 23734, 35601, 47468, 59335, 71202, 94936, 106803, 118670, 142404, 178005, 213606, 225473, 237340, 284808, 356010, 427212, 450946, 474680, 534015, 676419, 712020, 854424, 901892, 1068030, 1127365, 1352838, 1424040, 1803784, 2029257, 2136060, 2254730, 2705676, 3382095, 4058514, 4272120, 4509460, 5411352, 6764190, 8117028, 9018920, 10146285, 13528380, 16234056, 20292570, 27056760, 40585140, 81170280]

約数ペア:

[(1, 81170280), (2, 40585140), (3, 27056760), (4, 20292570), (5, 16234056), (6, 13528380), (8, 10146285), (9, 9018920), (10, 8117028), (12, 6764190), (15, 5411352), (18, 4509460), (19, 4272120), (20, 4058514), (24, 3382095), (30, 2705676), (36, 2254730), (38, 2136060), (40, 2029257), (45, 1803784), (57, 1424040), (60, 1352838), (72, 1127365), (76, 1068030), (90, 901892), (95, 854424), (114, 712020), (120, 676419), (152, 534015), (171, 474680), (180, 450946), (190, 427212), (228, 356010), (285, 284808), (342, 237340), (360, 225473), (380, 213606), (456, 178005), (570, 142404), (684, 118670), (760, 106803), (855, 94936), (1140, 71202), (1368, 59335), (1710, 47468), (2280, 35601), (3420, 23734), (6840, 11867)]