281285460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{433}}^1$

素因数の和:855

約数の個数: 120

約数和(自身を含む): 886646376

約数和(自身を除く): 605360916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 401, 405, 433, 540, 802, 810, 866, 1203, 1299, 1604, 1620, 1732, 2005, 2165, 2406, 2598, 3609, 3897, 4010, 4330, 4812, 5196, 6015, 6495, 7218, 7794, 8020, 8660, 10827, 11691, 12030, 12990, 14436, 15588, 18045, 19485, 21654, 23382, 24060, 25980, 32481, 35073, 36090, 38970, 43308, 46764, 54135, 58455, 64962, 70146, 72180, 77940, 108270, 116910, 129924, 140292, 162405, 173633, 175365, 216540, 233820, 324810, 347266, 350730, 520899, 649620, 694532, 701460, 868165, 1041798, 1562697, 1736330, 2083596, 2604495, 3125394, 3472660, 4688091, 5208990, 6250788, 7813485, 9376182, 10417980, 14064273, 15626970, 18752364, 23440455, 28128546, 31253940, 46880910, 56257092, 70321365, 93761820, 140642730, 281285460]

約数ペア:

[(1, 281285460), (2, 140642730), (3, 93761820), (4, 70321365), (5, 56257092), (6, 46880910), (9, 31253940), (10, 28128546), (12, 23440455), (15, 18752364), (18, 15626970), (20, 14064273), (27, 10417980), (30, 9376182), (36, 7813485), (45, 6250788), (54, 5208990), (60, 4688091), (81, 3472660), (90, 3125394), (108, 2604495), (135, 2083596), (162, 1736330), (180, 1562697), (270, 1041798), (324, 868165), (401, 701460), (405, 694532), (433, 649620), (540, 520899), (802, 350730), (810, 347266), (866, 324810), (1203, 233820), (1299, 216540), (1604, 175365), (1620, 173633), (1732, 162405), (2005, 140292), (2165, 129924), (2406, 116910), (2598, 108270), (3609, 77940), (3897, 72180), (4010, 70146), (4330, 64962), (4812, 58455), (5196, 54135), (6015, 46764), (6495, 43308), (7218, 38970), (7794, 36090), (8020, 35073), (8660, 32481), (10827, 25980), (11691, 24060), (12030, 23382), (12990, 21654), (14436, 19485), (15588, 18045)]