1480496720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{1201}}^1$

素因数の和:2044

約数の個数: 80

約数和(自身を含む): 3630809280

約数和(自身を除く): 2150312560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 811, 1201, 1520, 1622, 2402, 3244, 4055, 4804, 6005, 6488, 8110, 9608, 12010, 12976, 15409, 16220, 19216, 22819, 24020, 30818, 32440, 45638, 48040, 61636, 64880, 77045, 91276, 96080, 114095, 123272, 154090, 182552, 228190, 246544, 308180, 365104, 456380, 616360, 912760, 974011, 1232720, 1825520, 1948022, 3896044, 4870055, 7792088, 9740110, 15584176, 18506209, 19480220, 37012418, 38960440, 74024836, 77920880, 92531045, 148049672, 185062090, 296099344, 370124180, 740248360, 1480496720]

約数ペア:

[(1, 1480496720), (2, 740248360), (4, 370124180), (5, 296099344), (8, 185062090), (10, 148049672), (16, 92531045), (19, 77920880), (20, 74024836), (38, 38960440), (40, 37012418), (76, 19480220), (80, 18506209), (95, 15584176), (152, 9740110), (190, 7792088), (304, 4870055), (380, 3896044), (760, 1948022), (811, 1825520), (1201, 1232720), (1520, 974011), (1622, 912760), (2402, 616360), (3244, 456380), (4055, 365104), (4804, 308180), (6005, 246544), (6488, 228190), (8110, 182552), (9608, 154090), (12010, 123272), (12976, 114095), (15409, 96080), (16220, 91276), (19216, 77045), (22819, 64880), (24020, 61636), (30818, 48040), (32440, 45638)]