197399930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 471744000

約数和(自身を除く): 274344070

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 49, 65, 70, 91, 95, 98, 130, 133, 182, 190, 233, 245, 247, 266, 343, 455, 466, 490, 494, 637, 665, 686, 910, 931, 1165, 1235, 1274, 1330, 1631, 1715, 1729, 1862, 2330, 2470, 3029, 3185, 3262, 3430, 3458, 4427, 4459, 4655, 6058, 6370, 6517, 8155, 8645, 8854, 8918, 9310, 11417, 12103, 13034, 15145, 16310, 17290, 21203, 22135, 22295, 22834, 24206, 30290, 30989, 32585, 42406, 44270, 44590, 57085, 57551, 60515, 61978, 65170, 79919, 84721, 106015, 114170, 115102, 121030, 148421, 154945, 159838, 169442, 212030, 216923, 287755, 296842, 309890, 399595, 402857, 423605, 433846, 575510, 742105, 799190, 805714, 847210, 1038947, 1084615, 1484210, 1518461, 2014285, 2077894, 2169230, 2819999, 3036922, 4028570, 5194735, 5639998, 7592305, 10389470, 14099995, 15184610, 19739993, 28199990, 39479986, 98699965, 197399930]

約数ペア:

[(1, 197399930), (2, 98699965), (5, 39479986), (7, 28199990), (10, 19739993), (13, 15184610), (14, 14099995), (19, 10389470), (26, 7592305), (35, 5639998), (38, 5194735), (49, 4028570), (65, 3036922), (70, 2819999), (91, 2169230), (95, 2077894), (98, 2014285), (130, 1518461), (133, 1484210), (182, 1084615), (190, 1038947), (233, 847210), (245, 805714), (247, 799190), (266, 742105), (343, 575510), (455, 433846), (466, 423605), (490, 402857), (494, 399595), (637, 309890), (665, 296842), (686, 287755), (910, 216923), (931, 212030), (1165, 169442), (1235, 159838), (1274, 154945), (1330, 148421), (1631, 121030), (1715, 115102), (1729, 114170), (1862, 106015), (2330, 84721), (2470, 79919), (3029, 65170), (3185, 61978), (3262, 60515), (3430, 57551), (3458, 57085), (4427, 44590), (4459, 44270), (4655, 42406), (6058, 32585), (6370, 30989), (6517, 30290), (8155, 24206), (8645, 22834), (8854, 22295), (8918, 22135), (9310, 21203), (11417, 17290), (12103, 16310), (13034, 15145)]