163187220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{388541}}^1$

素因数の和:388560

約数の個数: 48

約数和(自身を含む): 522200448

約数和(自身を除く): 359013228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 388541, 777082, 1165623, 1554164, 1942705, 2331246, 2719787, 3885410, 4662492, 5439574, 5828115, 7770820, 8159361, 10879148, 11656230, 13598935, 16318722, 23312460, 27197870, 32637444, 40796805, 54395740, 81593610, 163187220]

約数ペア:

[(1, 163187220), (2, 81593610), (3, 54395740), (4, 40796805), (5, 32637444), (6, 27197870), (7, 23312460), (10, 16318722), (12, 13598935), (14, 11656230), (15, 10879148), (20, 8159361), (21, 7770820), (28, 5828115), (30, 5439574), (35, 4662492), (42, 3885410), (60, 2719787), (70, 2331246), (84, 1942705), (105, 1554164), (140, 1165623), (210, 777082), (420, 388541)]