78675660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3673}}^1$

素因数の和:3712

約数の個数: 144

約数和(自身を含む): 288864576

約数和(自身を除く): 210188916

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, 3673, 4284, 5355, 7140, 7346, 10710, 11019, 14692, 18365, 21420, 22038, 25711, 33057, 36730, 44076, 51422, 55095, 62441, 66114, 73460, 77133, 102844, 110190, 124882, 128555, 132228, 154266, 165285, 187323, 220380, 231399, 249764, 257110, 308532, 312205, 330570, 374646, 385665, 437087, 462798, 514220, 561969, 624410, 661140, 749292, 771330, 874174, 925596, 936615, 1123938, 1156995, 1248820, 1311261, 1542660, 1748348, 1873230, 2185435, 2247876, 2313990, 2622522, 2809845, 3746460, 3933783, 4370870, 4627980, 5245044, 5619690, 6556305, 7867566, 8741740, 11239380, 13112610, 15735132, 19668915, 26225220, 39337830, 78675660]

約数ペア:

[(1, 78675660), (2, 39337830), (3, 26225220), (4, 19668915), (5, 15735132), (6, 13112610), (7, 11239380), (9, 8741740), (10, 7867566), (12, 6556305), (14, 5619690), (15, 5245044), (17, 4627980), (18, 4370870), (20, 3933783), (21, 3746460), (28, 2809845), (30, 2622522), (34, 2313990), (35, 2247876), (36, 2185435), (42, 1873230), (45, 1748348), (51, 1542660), (60, 1311261), (63, 1248820), (68, 1156995), (70, 1123938), (84, 936615), (85, 925596), (90, 874174), (102, 771330), (105, 749292), (119, 661140), (126, 624410), (140, 561969), (153, 514220), (170, 462798), (180, 437087), (204, 385665), (210, 374646), (238, 330570), (252, 312205), (255, 308532), (306, 257110), (315, 249764), (340, 231399), (357, 220380), (420, 187323), (476, 165285), (510, 154266), (595, 132228), (612, 128555), (630, 124882), (714, 110190), (765, 102844), (1020, 77133), (1071, 73460), (1190, 66114), (1260, 62441), (1428, 55095), (1530, 51422), (1785, 44076), (2142, 36730), (2380, 33057), (3060, 25711), (3570, 22038), (3673, 21420), (4284, 18365), (5355, 14692), (7140, 11019), (7346, 10710)]