1380499890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^4\times {\mathrm{449}}^1$

素因数の和:510

約数の個数: 160

約数和(自身を含む): 4174416000

約数和(自身を除く): 2793916110

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 121, 154, 165, 210, 231, 242, 330, 363, 385, 449, 462, 605, 726, 770, 847, 898, 1155, 1210, 1331, 1347, 1694, 1815, 2245, 2310, 2541, 2662, 2694, 3143, 3630, 3993, 4235, 4490, 4939, 5082, 6286, 6655, 6735, 7986, 8470, 9317, 9429, 9878, 12705, 13310, 13470, 14641, 14817, 15715, 18634, 18858, 19965, 24695, 25410, 27951, 29282, 29634, 31430, 34573, 39930, 43923, 46585, 47145, 49390, 54329, 55902, 69146, 73205, 74085, 87846, 93170, 94290, 102487, 103719, 108658, 139755, 146410, 148170, 162987, 172865, 204974, 207438, 219615, 271645, 279510, 307461, 325974, 345730, 380303, 439230, 512435, 518595, 543290, 597619, 614922, 760606, 814935, 1024870, 1037190, 1140909, 1195238, 1537305, 1629870, 1792857, 1901515, 2281818, 2988095, 3074610, 3585714, 3803030, 4183333, 5704545, 5976190, 6573809, 8366666, 8964285, 11409090, 12549999, 13147618, 17928570, 19721427, 20916665, 25099998, 32869045, 39442854, 41833330, 46016663, 62749995, 65738090, 92033326, 98607135, 125499990, 138049989, 197214270, 230083315, 276099978, 460166630, 690249945, 1380499890]

約数ペア:

[(1, 1380499890), (2, 690249945), (3, 460166630), (5, 276099978), (6, 230083315), (7, 197214270), (10, 138049989), (11, 125499990), (14, 98607135), (15, 92033326), (21, 65738090), (22, 62749995), (30, 46016663), (33, 41833330), (35, 39442854), (42, 32869045), (55, 25099998), (66, 20916665), (70, 19721427), (77, 17928570), (105, 13147618), (110, 12549999), (121, 11409090), (154, 8964285), (165, 8366666), (210, 6573809), (231, 5976190), (242, 5704545), (330, 4183333), (363, 3803030), (385, 3585714), (449, 3074610), (462, 2988095), (605, 2281818), (726, 1901515), (770, 1792857), (847, 1629870), (898, 1537305), (1155, 1195238), (1210, 1140909), (1331, 1037190), (1347, 1024870), (1694, 814935), (1815, 760606), (2245, 614922), (2310, 597619), (2541, 543290), (2662, 518595), (2694, 512435), (3143, 439230), (3630, 380303), (3993, 345730), (4235, 325974), (4490, 307461), (4939, 279510), (5082, 271645), (6286, 219615), (6655, 207438), (6735, 204974), (7986, 172865), (8470, 162987), (9317, 148170), (9429, 146410), (9878, 139755), (12705, 108658), (13310, 103719), (13470, 102487), (14641, 94290), (14817, 93170), (15715, 87846), (18634, 74085), (18858, 73205), (19965, 69146), (24695, 55902), (25410, 54329), (27951, 49390), (29282, 47145), (29634, 46585), (31430, 43923), (34573, 39930)]