168357780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3881}}^1$

素因数の和:4137

約数の個数: 72

約数和(自身を含む): 512936424

約数和(自身を除く): 344578644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 964, 1205, 1446, 2169, 2410, 2892, 3615, 3881, 4338, 4820, 7230, 7762, 8676, 10845, 11643, 14460, 15524, 19405, 21690, 23286, 34929, 38810, 43380, 46572, 58215, 69858, 77620, 116430, 139716, 174645, 232860, 349290, 698580, 935321, 1870642, 2805963, 3741284, 4676605, 5611926, 8417889, 9353210, 11223852, 14029815, 16835778, 18706420, 28059630, 33671556, 42089445, 56119260, 84178890, 168357780]

約数ペア:

[(1, 168357780), (2, 84178890), (3, 56119260), (4, 42089445), (5, 33671556), (6, 28059630), (9, 18706420), (10, 16835778), (12, 14029815), (15, 11223852), (18, 9353210), (20, 8417889), (30, 5611926), (36, 4676605), (45, 3741284), (60, 2805963), (90, 1870642), (180, 935321), (241, 698580), (482, 349290), (723, 232860), (964, 174645), (1205, 139716), (1446, 116430), (2169, 77620), (2410, 69858), (2892, 58215), (3615, 46572), (3881, 43380), (4338, 38810), (4820, 34929), (7230, 23286), (7762, 21690), (8676, 19405), (10845, 15524), (11643, 14460)]