1248049390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 2886451200

約数和(自身を除く): 1638401810

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 191, 238, 266, 289, 323, 382, 578, 595, 646, 665, 955, 1190, 1330, 1337, 1445, 1615, 1910, 2023, 2261, 2674, 2890, 3230, 3247, 3629, 4046, 4522, 4913, 5491, 6494, 6685, 7258, 9826, 10115, 10982, 11305, 13370, 16235, 18145, 20230, 22610, 22729, 24565, 25403, 27455, 32470, 34391, 36290, 38437, 45458, 49130, 50806, 54910, 55199, 61693, 68782, 76874, 93347, 110398, 113645, 123386, 127015, 171955, 186694, 192185, 227290, 254030, 275995, 308465, 343910, 384370, 386393, 431851, 466735, 551990, 616930, 653429, 772786, 863702, 933470, 938383, 1048781, 1306858, 1876766, 1931965, 2097562, 2159255, 3267145, 3863930, 4318510, 4691915, 5243905, 6534290, 6568681, 7341467, 9383830, 10487810, 13137362, 14682934, 17829277, 32843405, 35658554, 36707335, 65686810, 73414670, 89146385, 124804939, 178292770, 249609878, 624024695, 1248049390]

約数ペア:

[(1, 1248049390), (2, 624024695), (5, 249609878), (7, 178292770), (10, 124804939), (14, 89146385), (17, 73414670), (19, 65686810), (34, 36707335), (35, 35658554), (38, 32843405), (70, 17829277), (85, 14682934), (95, 13137362), (119, 10487810), (133, 9383830), (170, 7341467), (190, 6568681), (191, 6534290), (238, 5243905), (266, 4691915), (289, 4318510), (323, 3863930), (382, 3267145), (578, 2159255), (595, 2097562), (646, 1931965), (665, 1876766), (955, 1306858), (1190, 1048781), (1330, 938383), (1337, 933470), (1445, 863702), (1615, 772786), (1910, 653429), (2023, 616930), (2261, 551990), (2674, 466735), (2890, 431851), (3230, 386393), (3247, 384370), (3629, 343910), (4046, 308465), (4522, 275995), (4913, 254030), (5491, 227290), (6494, 192185), (6685, 186694), (7258, 171955), (9826, 127015), (10115, 123386), (10982, 113645), (11305, 110398), (13370, 93347), (16235, 76874), (18145, 68782), (20230, 61693), (22610, 55199), (22729, 54910), (24565, 50806), (25403, 49130), (27455, 45458), (32470, 38437), (34391, 36290)]