1230304400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1201}}^1$

素因数の和:1429

約数の個数: 120

約数和(自身を含む): 3201998184

約数和(自身を除く): 1971693784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 197, 200, 208, 260, 325, 394, 400, 520, 650, 788, 985, 1040, 1201, 1300, 1576, 1970, 2402, 2561, 2600, 3152, 3940, 4804, 4925, 5122, 5200, 6005, 7880, 9608, 9850, 10244, 12010, 12805, 15613, 15760, 19216, 19700, 20488, 24020, 25610, 30025, 31226, 39400, 40976, 48040, 51220, 60050, 62452, 64025, 78065, 78800, 96080, 102440, 120100, 124904, 128050, 156130, 204880, 236597, 240200, 249808, 256100, 312260, 390325, 473194, 480400, 512200, 624520, 780650, 946388, 1024400, 1182985, 1249040, 1561300, 1892776, 2365970, 3075761, 3122600, 3785552, 4731940, 5914925, 6151522, 6245200, 9463880, 11829850, 12303044, 15378805, 18927760, 23659700, 24606088, 30757610, 47319400, 49212176, 61515220, 76894025, 94638800, 123030440, 153788050, 246060880, 307576100, 615152200, 1230304400]

約数ペア:

[(1, 1230304400), (2, 615152200), (4, 307576100), (5, 246060880), (8, 153788050), (10, 123030440), (13, 94638800), (16, 76894025), (20, 61515220), (25, 49212176), (26, 47319400), (40, 30757610), (50, 24606088), (52, 23659700), (65, 18927760), (80, 15378805), (100, 12303044), (104, 11829850), (130, 9463880), (197, 6245200), (200, 6151522), (208, 5914925), (260, 4731940), (325, 3785552), (394, 3122600), (400, 3075761), (520, 2365970), (650, 1892776), (788, 1561300), (985, 1249040), (1040, 1182985), (1201, 1024400), (1300, 946388), (1576, 780650), (1970, 624520), (2402, 512200), (2561, 480400), (2600, 473194), (3152, 390325), (3940, 312260), (4804, 256100), (4925, 249808), (5122, 240200), (5200, 236597), (6005, 204880), (7880, 156130), (9608, 128050), (9850, 124904), (10244, 120100), (12010, 102440), (12805, 96080), (15613, 78800), (15760, 78065), (19216, 64025), (19700, 62452), (20488, 60050), (24020, 51220), (25610, 48040), (30025, 40976), (31226, 39400)]