12902580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 40072032

約数和(自身を除く): 27169452

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, 1667, 1935, 2580, 3334, 3870, 5001, 6668, 7740, 8335, 10002, 15003, 16670, 20004, 25005, 30006, 33340, 50010, 60012, 71681, 75015, 100020, 143362, 150030, 215043, 286724, 300060, 358405, 430086, 645129, 716810, 860172, 1075215, 1290258, 1433620, 2150430, 2580516, 3225645, 4300860, 6451290, 12902580]

約数ペア:

[(1, 12902580), (2, 6451290), (3, 4300860), (4, 3225645), (5, 2580516), (6, 2150430), (9, 1433620), (10, 1290258), (12, 1075215), (15, 860172), (18, 716810), (20, 645129), (30, 430086), (36, 358405), (43, 300060), (45, 286724), (60, 215043), (86, 150030), (90, 143362), (129, 100020), (172, 75015), (180, 71681), (215, 60012), (258, 50010), (387, 33340), (430, 30006), (516, 25005), (645, 20004), (774, 16670), (860, 15003), (1290, 10002), (1548, 8335), (1667, 7740), (1935, 6668), (2580, 5001), (3334, 3870)]