309611970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16619}}^1$

素因数の和:16661

約数の個数: 80

約数和(自身を含む): 868760640

約数和(自身を除く): 559148670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 621, 690, 810, 1035, 1242, 1863, 2070, 3105, 3726, 6210, 9315, 16619, 18630, 33238, 49857, 83095, 99714, 149571, 166190, 249285, 299142, 382237, 448713, 498570, 747855, 764474, 897426, 1146711, 1346139, 1495710, 1911185, 2243565, 2293422, 2692278, 3440133, 3822370, 4487130, 5733555, 6730695, 6880266, 10320399, 11467110, 13461390, 17200665, 20640798, 30961197, 34401330, 51601995, 61922394, 103203990, 154805985, 309611970]

約数ペア:

[(1, 309611970), (2, 154805985), (3, 103203990), (5, 61922394), (6, 51601995), (9, 34401330), (10, 30961197), (15, 20640798), (18, 17200665), (23, 13461390), (27, 11467110), (30, 10320399), (45, 6880266), (46, 6730695), (54, 5733555), (69, 4487130), (81, 3822370), (90, 3440133), (115, 2692278), (135, 2293422), (138, 2243565), (162, 1911185), (207, 1495710), (230, 1346139), (270, 1146711), (345, 897426), (405, 764474), (414, 747855), (621, 498570), (690, 448713), (810, 382237), (1035, 299142), (1242, 249285), (1863, 166190), (2070, 149571), (3105, 99714), (3726, 83095), (6210, 49857), (9315, 33238), (16619, 18630)]