205753380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28817}}^1$

素因数の和:28853

約数の個数: 96

約数和(自身を含む): 697165056

約数和(自身を除く): 491411676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 28817, 57634, 86451, 115268, 144085, 172902, 201719, 288170, 345804, 403438, 432255, 489889, 576340, 605157, 806876, 864510, 979778, 1008595, 1210314, 1469667, 1729020, 1959556, 2017190, 2420628, 2449445, 2939334, 3025785, 3429223, 4034380, 4898890, 5878668, 6051570, 6858446, 7348335, 9797780, 10287669, 12103140, 13716892, 14696670, 17146115, 20575338, 29393340, 34292230, 41150676, 51438345, 68584460, 102876690, 205753380]

約数ペア:

[(1, 205753380), (2, 102876690), (3, 68584460), (4, 51438345), (5, 41150676), (6, 34292230), (7, 29393340), (10, 20575338), (12, 17146115), (14, 14696670), (15, 13716892), (17, 12103140), (20, 10287669), (21, 9797780), (28, 7348335), (30, 6858446), (34, 6051570), (35, 5878668), (42, 4898890), (51, 4034380), (60, 3429223), (68, 3025785), (70, 2939334), (84, 2449445), (85, 2420628), (102, 2017190), (105, 1959556), (119, 1729020), (140, 1469667), (170, 1210314), (204, 1008595), (210, 979778), (238, 864510), (255, 806876), (340, 605157), (357, 576340), (420, 489889), (476, 432255), (510, 403438), (595, 345804), (714, 288170), (1020, 201719), (1190, 172902), (1428, 144085), (1785, 115268), (2380, 86451), (3570, 57634), (7140, 28817)]