280075740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2767}}^1$

素因数の和:3027

約数の個数: 96

約数和(自身を含む): 900286464

約数和(自身を除く): 620210724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 241, 420, 482, 723, 964, 1205, 1446, 1687, 2410, 2767, 2892, 3374, 3615, 4820, 5061, 5534, 6748, 7230, 8301, 8435, 10122, 11068, 13835, 14460, 16602, 16870, 19369, 20244, 25305, 27670, 33204, 33740, 38738, 41505, 50610, 55340, 58107, 77476, 83010, 96845, 101220, 116214, 166020, 193690, 232428, 290535, 387380, 581070, 666847, 1162140, 1333694, 2000541, 2667388, 3334235, 4001082, 4667929, 6668470, 8002164, 9335858, 10002705, 13336940, 14003787, 18671716, 20005410, 23339645, 28007574, 40010820, 46679290, 56015148, 70018935, 93358580, 140037870, 280075740]

約数ペア:

[(1, 280075740), (2, 140037870), (3, 93358580), (4, 70018935), (5, 56015148), (6, 46679290), (7, 40010820), (10, 28007574), (12, 23339645), (14, 20005410), (15, 18671716), (20, 14003787), (21, 13336940), (28, 10002705), (30, 9335858), (35, 8002164), (42, 6668470), (60, 4667929), (70, 4001082), (84, 3334235), (105, 2667388), (140, 2000541), (210, 1333694), (241, 1162140), (420, 666847), (482, 581070), (723, 387380), (964, 290535), (1205, 232428), (1446, 193690), (1687, 166020), (2410, 116214), (2767, 101220), (2892, 96845), (3374, 83010), (3615, 77476), (4820, 58107), (5061, 55340), (5534, 50610), (6748, 41505), (7230, 38738), (8301, 33740), (8435, 33204), (10122, 27670), (11068, 25305), (13835, 20244), (14460, 19369), (16602, 16870)]