144745740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18701}}^1$

素因数の和:18759

約数の個数: 72

約数和(自身を含む): 449296848

約数和(自身を除く): 304551108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 18701, 37402, 56103, 74804, 93505, 112206, 168309, 187010, 224412, 280515, 336618, 374020, 561030, 673236, 804143, 841545, 1122060, 1608286, 1683090, 2412429, 3216572, 3366180, 4020715, 4824858, 7237287, 8041430, 9649716, 12062145, 14474574, 16082860, 24124290, 28949148, 36186435, 48248580, 72372870, 144745740]

約数ペア:

[(1, 144745740), (2, 72372870), (3, 48248580), (4, 36186435), (5, 28949148), (6, 24124290), (9, 16082860), (10, 14474574), (12, 12062145), (15, 9649716), (18, 8041430), (20, 7237287), (30, 4824858), (36, 4020715), (43, 3366180), (45, 3216572), (60, 2412429), (86, 1683090), (90, 1608286), (129, 1122060), (172, 841545), (180, 804143), (215, 673236), (258, 561030), (387, 374020), (430, 336618), (516, 280515), (645, 224412), (774, 187010), (860, 168309), (1290, 112206), (1548, 93505), (1935, 74804), (2580, 56103), (3870, 37402), (7740, 18701)]