213873560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 490432320

約数和(自身を除く): 276558760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 167, 202, 317, 334, 404, 505, 634, 668, 808, 835, 1010, 1268, 1336, 1585, 1670, 2020, 2536, 3170, 3340, 4040, 6340, 6680, 12680, 16867, 32017, 33734, 52939, 64034, 67468, 84335, 105878, 128068, 134936, 160085, 168670, 211756, 256136, 264695, 320170, 337340, 423512, 529390, 640340, 674680, 1058780, 1280680, 2117560, 5346839, 10693678, 21387356, 26734195, 42774712, 53468390, 106936780, 213873560]

約数ペア:

[(1, 213873560), (2, 106936780), (4, 53468390), (5, 42774712), (8, 26734195), (10, 21387356), (20, 10693678), (40, 5346839), (101, 2117560), (167, 1280680), (202, 1058780), (317, 674680), (334, 640340), (404, 529390), (505, 423512), (634, 337340), (668, 320170), (808, 264695), (835, 256136), (1010, 211756), (1268, 168670), (1336, 160085), (1585, 134936), (1670, 128068), (2020, 105878), (2536, 84335), (3170, 67468), (3340, 64034), (4040, 52939), (6340, 33734), (6680, 32017), (12680, 16867)]