195238920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 605658240

約数和(自身を除く): 410419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 157, 172, 215, 241, 258, 314, 344, 430, 471, 482, 516, 628, 645, 723, 785, 860, 942, 964, 1032, 1205, 1256, 1290, 1446, 1570, 1720, 1884, 1928, 2355, 2410, 2580, 2892, 3140, 3615, 3768, 4710, 4820, 5160, 5784, 6280, 6751, 7230, 9420, 9640, 10363, 13502, 14460, 18840, 20253, 20726, 27004, 28920, 31089, 33755, 37837, 40506, 41452, 51815, 54008, 62178, 67510, 75674, 81012, 82904, 101265, 103630, 113511, 124356, 135020, 151348, 155445, 162024, 189185, 202530, 207260, 227022, 248712, 270040, 302696, 310890, 378370, 405060, 414520, 454044, 567555, 621780, 756740, 810120, 908088, 1135110, 1243560, 1513480, 1626991, 2270220, 3253982, 4540440, 4880973, 6507964, 8134955, 9761946, 13015928, 16269910, 19523892, 24404865, 32539820, 39047784, 48809730, 65079640, 97619460, 195238920]

約数ペア:

[(1, 195238920), (2, 97619460), (3, 65079640), (4, 48809730), (5, 39047784), (6, 32539820), (8, 24404865), (10, 19523892), (12, 16269910), (15, 13015928), (20, 9761946), (24, 8134955), (30, 6507964), (40, 4880973), (43, 4540440), (60, 3253982), (86, 2270220), (120, 1626991), (129, 1513480), (157, 1243560), (172, 1135110), (215, 908088), (241, 810120), (258, 756740), (314, 621780), (344, 567555), (430, 454044), (471, 414520), (482, 405060), (516, 378370), (628, 310890), (645, 302696), (723, 270040), (785, 248712), (860, 227022), (942, 207260), (964, 202530), (1032, 189185), (1205, 162024), (1256, 155445), (1290, 151348), (1446, 135020), (1570, 124356), (1720, 113511), (1884, 103630), (1928, 101265), (2355, 82904), (2410, 81012), (2580, 75674), (2892, 67510), (3140, 62178), (3615, 54008), (3768, 51815), (4710, 41452), (4820, 40506), (5160, 37837), (5784, 33755), (6280, 31089), (6751, 28920), (7230, 27004), (9420, 20726), (9640, 20253), (10363, 18840), (13502, 14460)]