151511220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{120247}}^1$

素因数の和:120269

約数の個数: 72

約数和(自身を含む): 525243264

約数和(自身を除く): 373732044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 120247, 240494, 360741, 480988, 601235, 721482, 841729, 1082223, 1202470, 1442964, 1683458, 1803705, 2164446, 2404940, 2525187, 3366916, 3607410, 4208645, 4328892, 5050374, 5411115, 7214820, 7575561, 8417290, 10100748, 10822230, 12625935, 15151122, 16834580, 21644460, 25251870, 30302244, 37877805, 50503740, 75755610, 151511220]

約数ペア:

[(1, 151511220), (2, 75755610), (3, 50503740), (4, 37877805), (5, 30302244), (6, 25251870), (7, 21644460), (9, 16834580), (10, 15151122), (12, 12625935), (14, 10822230), (15, 10100748), (18, 8417290), (20, 7575561), (21, 7214820), (28, 5411115), (30, 5050374), (35, 4328892), (36, 4208645), (42, 3607410), (45, 3366916), (60, 2525187), (63, 2404940), (70, 2164446), (84, 1803705), (90, 1683458), (105, 1442964), (126, 1202470), (140, 1082223), (180, 841729), (210, 721482), (252, 601235), (315, 480988), (420, 360741), (630, 240494), (1260, 120247)]