181431270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28393}}^1$

素因数の和:28477

約数の個数: 48

約数和(自身を含む): 478382112

約数和(自身を除く): 296950842

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 28393, 56786, 85179, 141965, 170358, 255537, 283930, 425895, 511074, 851790, 1277685, 2015903, 2555370, 4031806, 6047709, 10079515, 12095418, 18143127, 20159030, 30238545, 36286254, 60477090, 90715635, 181431270]

約数ペア:

[(1, 181431270), (2, 90715635), (3, 60477090), (5, 36286254), (6, 30238545), (9, 20159030), (10, 18143127), (15, 12095418), (18, 10079515), (30, 6047709), (45, 4031806), (71, 2555370), (90, 2015903), (142, 1277685), (213, 851790), (355, 511074), (426, 425895), (639, 283930), (710, 255537), (1065, 170358), (1278, 141965), (2130, 85179), (3195, 56786), (6390, 28393)]