12985380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 40924800

約数和(自身を除く): 27939420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 139, 173, 180, 270, 278, 346, 417, 519, 540, 556, 692, 695, 834, 865, 1038, 1251, 1390, 1557, 1668, 1730, 2076, 2085, 2502, 2595, 2780, 3114, 3460, 3753, 4170, 4671, 5004, 5190, 6228, 6255, 7506, 7785, 8340, 9342, 10380, 12510, 15012, 15570, 18684, 18765, 23355, 24047, 25020, 31140, 37530, 46710, 48094, 72141, 75060, 93420, 96188, 120235, 144282, 216423, 240470, 288564, 360705, 432846, 480940, 649269, 721410, 865692, 1082115, 1298538, 1442820, 2164230, 2597076, 3246345, 4328460, 6492690, 12985380]

約数ペア:

[(1, 12985380), (2, 6492690), (3, 4328460), (4, 3246345), (5, 2597076), (6, 2164230), (9, 1442820), (10, 1298538), (12, 1082115), (15, 865692), (18, 721410), (20, 649269), (27, 480940), (30, 432846), (36, 360705), (45, 288564), (54, 240470), (60, 216423), (90, 144282), (108, 120235), (135, 96188), (139, 93420), (173, 75060), (180, 72141), (270, 48094), (278, 46710), (346, 37530), (417, 31140), (519, 25020), (540, 24047), (556, 23355), (692, 18765), (695, 18684), (834, 15570), (865, 15012), (1038, 12510), (1251, 10380), (1390, 9342), (1557, 8340), (1668, 7785), (1730, 7506), (2076, 6255), (2085, 6228), (2502, 5190), (2595, 5004), (2780, 4671), (3114, 4170), (3460, 3753)]