131994540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19819}}^1$

素因数の和:19871

約数の個数: 72

約数和(自身を含む): 411225360

約数和(自身を除く): 279230820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 19819, 39638, 59457, 79276, 99095, 118914, 178371, 198190, 237828, 297285, 356742, 396380, 594570, 713484, 733303, 891855, 1189140, 1466606, 1783710, 2199909, 2933212, 3567420, 3666515, 4399818, 6599727, 7333030, 8799636, 10999545, 13199454, 14666060, 21999090, 26398908, 32998635, 43998180, 65997270, 131994540]

約数ペア:

[(1, 131994540), (2, 65997270), (3, 43998180), (4, 32998635), (5, 26398908), (6, 21999090), (9, 14666060), (10, 13199454), (12, 10999545), (15, 8799636), (18, 7333030), (20, 6599727), (30, 4399818), (36, 3666515), (37, 3567420), (45, 2933212), (60, 2199909), (74, 1783710), (90, 1466606), (111, 1189140), (148, 891855), (180, 733303), (185, 713484), (222, 594570), (333, 396380), (370, 356742), (444, 297285), (555, 237828), (666, 198190), (740, 178371), (1110, 118914), (1332, 99095), (1665, 79276), (2220, 59457), (3330, 39638), (6660, 19819)]