172632040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2399}}^1$

素因数の和:2674

約数の個数: 64

約数和(自身を含む): 445824000

約数和(自身を除く): 273191960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1799, 2056, 2399, 2570, 3598, 4798, 5140, 7196, 8995, 9596, 10280, 11995, 14392, 16793, 17990, 19192, 23990, 33586, 35980, 47980, 67172, 71960, 83965, 95960, 134344, 167930, 335860, 616543, 671720, 1233086, 2466172, 3082715, 4315801, 4932344, 6165430, 8631602, 12330860, 17263204, 21579005, 24661720, 34526408, 43158010, 86316020, 172632040]

約数ペア:

[(1, 172632040), (2, 86316020), (4, 43158010), (5, 34526408), (7, 24661720), (8, 21579005), (10, 17263204), (14, 12330860), (20, 8631602), (28, 6165430), (35, 4932344), (40, 4315801), (56, 3082715), (70, 2466172), (140, 1233086), (257, 671720), (280, 616543), (514, 335860), (1028, 167930), (1285, 134344), (1799, 95960), (2056, 83965), (2399, 71960), (2570, 67172), (3598, 47980), (4798, 35980), (5140, 33586), (7196, 23990), (8995, 19192), (9596, 17990), (10280, 16793), (11995, 14392)]