1282845420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{375101}}^1$

素因数の和:375135

約数の個数: 72

約数和(自身を含む): 4096113840

約数和(自身を除く): 2813268420

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, 375101, 750202, 1125303, 1500404, 1875505, 2250606, 3375909, 3751010, 4501212, 5626515, 6751818, 7126919, 7502020, 11253030, 13503636, 14253838, 16879545, 21380757, 22506060, 28507676, 33759090, 35634595, 42761514, 64142271, 67518180, 71269190, 85523028, 106903785, 128284542, 142538380, 213807570, 256569084, 320711355, 427615140, 641422710, 1282845420]

約数ペア:

[(1, 1282845420), (2, 641422710), (3, 427615140), (4, 320711355), (5, 256569084), (6, 213807570), (9, 142538380), (10, 128284542), (12, 106903785), (15, 85523028), (18, 71269190), (19, 67518180), (20, 64142271), (30, 42761514), (36, 35634595), (38, 33759090), (45, 28507676), (57, 22506060), (60, 21380757), (76, 16879545), (90, 14253838), (95, 13503636), (114, 11253030), (171, 7502020), (180, 7126919), (190, 6751818), (228, 5626515), (285, 4501212), (342, 3751010), (380, 3375909), (570, 2250606), (684, 1875505), (855, 1500404), (1140, 1125303), (1710, 750202), (3420, 375101)]