79660980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3719}}^1$

素因数の和:3758

約数の個数: 144

約数和(自身を含む): 292481280

約数和(自身を除く): 212820300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 3719, 4284, 5355, 7140, 7438, 10710, 11157, 14876, 18595, 21420, 22314, 26033, 33471, 37190, 44628, 52066, 55785, 63223, 66942, 74380, 78099, 104132, 111570, 126446, 130165, 133884, 156198, 167355, 189669, 223140, 234297, 252892, 260330, 312396, 316115, 334710, 379338, 390495, 442561, 468594, 520660, 569007, 632230, 669420, 758676, 780990, 885122, 937188, 948345, 1138014, 1171485, 1264460, 1327683, 1561980, 1770244, 1896690, 2212805, 2276028, 2342970, 2655366, 2845035, 3793380, 3983049, 4425610, 4685940, 5310732, 5690070, 6638415, 7966098, 8851220, 11380140, 13276830, 15932196, 19915245, 26553660, 39830490, 79660980]

約数ペア:

[(1, 79660980), (2, 39830490), (3, 26553660), (4, 19915245), (5, 15932196), (6, 13276830), (7, 11380140), (9, 8851220), (10, 7966098), (12, 6638415), (14, 5690070), (15, 5310732), (17, 4685940), (18, 4425610), (20, 3983049), (21, 3793380), (28, 2845035), (30, 2655366), (34, 2342970), (35, 2276028), (36, 2212805), (42, 1896690), (45, 1770244), (51, 1561980), (60, 1327683), (63, 1264460), (68, 1171485), (70, 1138014), (84, 948345), (85, 937188), (90, 885122), (102, 780990), (105, 758676), (119, 669420), (126, 632230), (140, 569007), (153, 520660), (170, 468594), (180, 442561), (204, 390495), (210, 379338), (238, 334710), (252, 316115), (255, 312396), (306, 260330), (315, 252892), (340, 234297), (357, 223140), (420, 189669), (476, 167355), (510, 156198), (595, 133884), (612, 130165), (630, 126446), (714, 111570), (765, 104132), (1020, 78099), (1071, 74380), (1190, 66942), (1260, 63223), (1428, 55785), (1530, 52066), (1785, 44628), (2142, 37190), (2380, 33471), (3060, 26033), (3570, 22314), (3719, 21420), (4284, 18595), (5355, 14876), (7140, 11157), (7438, 10710)]