239978760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2621}}^1$

素因数の和:2751

約数の個数: 128

約数和(自身を含む): 830649600

約数和(自身を除く): 590670840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 2621, 3052, 3270, 3815, 4360, 4578, 5242, 6104, 6540, 7630, 7863, 9156, 10484, 11445, 13080, 13105, 15260, 15726, 18312, 18347, 20968, 22890, 26210, 30520, 31452, 36694, 39315, 45780, 52420, 55041, 62904, 73388, 78630, 91560, 91735, 104840, 110082, 146776, 157260, 183470, 220164, 275205, 285689, 314520, 366940, 440328, 550410, 571378, 733880, 857067, 1100820, 1142756, 1428445, 1714134, 1999823, 2201640, 2285512, 2856890, 3428268, 3999646, 4285335, 5713780, 5999469, 6856536, 7999292, 8570670, 9999115, 11427560, 11998938, 15998584, 17141340, 19998230, 23997876, 29997345, 34282680, 39996460, 47995752, 59994690, 79992920, 119989380, 239978760]

約数ペア:

[(1, 239978760), (2, 119989380), (3, 79992920), (4, 59994690), (5, 47995752), (6, 39996460), (7, 34282680), (8, 29997345), (10, 23997876), (12, 19998230), (14, 17141340), (15, 15998584), (20, 11998938), (21, 11427560), (24, 9999115), (28, 8570670), (30, 7999292), (35, 6856536), (40, 5999469), (42, 5713780), (56, 4285335), (60, 3999646), (70, 3428268), (84, 2856890), (105, 2285512), (109, 2201640), (120, 1999823), (140, 1714134), (168, 1428445), (210, 1142756), (218, 1100820), (280, 857067), (327, 733880), (420, 571378), (436, 550410), (545, 440328), (654, 366940), (763, 314520), (840, 285689), (872, 275205), (1090, 220164), (1308, 183470), (1526, 157260), (1635, 146776), (2180, 110082), (2289, 104840), (2616, 91735), (2621, 91560), (3052, 78630), (3270, 73388), (3815, 62904), (4360, 55041), (4578, 52420), (5242, 45780), (6104, 39315), (6540, 36694), (7630, 31452), (7863, 30520), (9156, 26210), (10484, 22890), (11445, 20968), (13080, 18347), (13105, 18312), (15260, 15726)]