201561900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{9463}}^1$

素因数の和:9551

約数の個数: 72

約数和(自身を含む): 591462144

約数和(自身を除く): 389900244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 1065, 1420, 1775, 2130, 3550, 4260, 5325, 7100, 9463, 10650, 18926, 21300, 28389, 37852, 47315, 56778, 94630, 113556, 141945, 189260, 236575, 283890, 473150, 567780, 671873, 709725, 946300, 1343746, 1419450, 2015619, 2687492, 2838900, 3359365, 4031238, 6718730, 8062476, 10078095, 13437460, 16796825, 20156190, 33593650, 40312380, 50390475, 67187300, 100780950, 201561900]

約数ペア:

[(1, 201561900), (2, 100780950), (3, 67187300), (4, 50390475), (5, 40312380), (6, 33593650), (10, 20156190), (12, 16796825), (15, 13437460), (20, 10078095), (25, 8062476), (30, 6718730), (50, 4031238), (60, 3359365), (71, 2838900), (75, 2687492), (100, 2015619), (142, 1419450), (150, 1343746), (213, 946300), (284, 709725), (300, 671873), (355, 567780), (426, 473150), (710, 283890), (852, 236575), (1065, 189260), (1420, 141945), (1775, 113556), (2130, 94630), (3550, 56778), (4260, 47315), (5325, 37852), (7100, 28389), (9463, 21300), (10650, 18926)]