719852280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2203}}^1$

素因数の和:2613

約数の個数: 128

約数和(自身を含む): 2475532800

約数和(自身を除く): 1755680520

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, 120, 140, 168, 210, 280, 389, 420, 778, 840, 1167, 1556, 1945, 2203, 2334, 2723, 3112, 3890, 4406, 4668, 5446, 5835, 6609, 7780, 8169, 8812, 9336, 10892, 11015, 11670, 13218, 13615, 15421, 15560, 16338, 17624, 21784, 22030, 23340, 26436, 27230, 30842, 32676, 33045, 40845, 44060, 46263, 46680, 52872, 54460, 61684, 65352, 66090, 77105, 81690, 88120, 92526, 108920, 123368, 132180, 154210, 163380, 185052, 231315, 264360, 308420, 326760, 370104, 462630, 616840, 856967, 925260, 1713934, 1850520, 2570901, 3427868, 4284835, 5141802, 5998769, 6855736, 8569670, 10283604, 11997538, 12854505, 17139340, 17996307, 20567208, 23995076, 25709010, 29993845, 34278680, 35992614, 47990152, 51418020, 59987690, 71985228, 89981535, 102836040, 119975380, 143970456, 179963070, 239950760, 359926140, 719852280]

約数ペア:

[(1, 719852280), (2, 359926140), (3, 239950760), (4, 179963070), (5, 143970456), (6, 119975380), (7, 102836040), (8, 89981535), (10, 71985228), (12, 59987690), (14, 51418020), (15, 47990152), (20, 35992614), (21, 34278680), (24, 29993845), (28, 25709010), (30, 23995076), (35, 20567208), (40, 17996307), (42, 17139340), (56, 12854505), (60, 11997538), (70, 10283604), (84, 8569670), (105, 6855736), (120, 5998769), (140, 5141802), (168, 4284835), (210, 3427868), (280, 2570901), (389, 1850520), (420, 1713934), (778, 925260), (840, 856967), (1167, 616840), (1556, 462630), (1945, 370104), (2203, 326760), (2334, 308420), (2723, 264360), (3112, 231315), (3890, 185052), (4406, 163380), (4668, 154210), (5446, 132180), (5835, 123368), (6609, 108920), (7780, 92526), (8169, 88120), (8812, 81690), (9336, 77105), (10892, 66090), (11015, 65352), (11670, 61684), (13218, 54460), (13615, 52872), (15421, 46680), (15560, 46263), (16338, 44060), (17624, 40845), (21784, 33045), (22030, 32676), (23340, 30842), (26436, 27230)]