77872140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10061}}^1$

素因数の和:10119

約数の個数: 72

約数和(自身を含む): 241729488

約数和(自身を除く): 163857348

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, 10061, 20122, 30183, 40244, 50305, 60366, 90549, 100610, 120732, 150915, 181098, 201220, 301830, 362196, 432623, 452745, 603660, 865246, 905490, 1297869, 1730492, 1810980, 2163115, 2595738, 3893607, 4326230, 5191476, 6489345, 7787214, 8652460, 12978690, 15574428, 19468035, 25957380, 38936070, 77872140]

約数ペア:

[(1, 77872140), (2, 38936070), (3, 25957380), (4, 19468035), (5, 15574428), (6, 12978690), (9, 8652460), (10, 7787214), (12, 6489345), (15, 5191476), (18, 4326230), (20, 3893607), (30, 2595738), (36, 2163115), (43, 1810980), (45, 1730492), (60, 1297869), (86, 905490), (90, 865246), (129, 603660), (172, 452745), (180, 432623), (215, 362196), (258, 301830), (387, 201220), (430, 181098), (516, 150915), (645, 120732), (774, 100610), (860, 90549), (1290, 60366), (1548, 50305), (1935, 40244), (2580, 30183), (3870, 20122), (7740, 10061)]