30041440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 84668976

約数和(自身を除く): 54627536

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 101, 104, 110, 130, 143, 160, 169, 176, 202, 208, 220, 260, 286, 338, 352, 404, 416, 440, 505, 520, 572, 676, 715, 808, 845, 880, 1010, 1040, 1111, 1144, 1313, 1352, 1430, 1616, 1690, 1760, 1859, 2020, 2080, 2222, 2288, 2626, 2704, 2860, 3232, 3380, 3718, 4040, 4444, 4576, 5252, 5408, 5555, 5720, 6565, 6760, 7436, 8080, 8888, 9295, 10504, 11110, 11440, 13130, 13520, 14443, 14872, 16160, 17069, 17776, 18590, 21008, 22220, 22880, 26260, 27040, 28886, 29744, 34138, 35552, 37180, 42016, 44440, 52520, 57772, 59488, 68276, 72215, 74360, 85345, 88880, 105040, 115544, 136552, 144430, 148720, 170690, 177760, 187759, 210080, 231088, 273104, 288860, 297440, 341380, 375518, 462176, 546208, 577720, 682760, 751036, 938795, 1155440, 1365520, 1502072, 1877590, 2310880, 2731040, 3004144, 3755180, 6008288, 7510360, 15020720, 30041440]

約数ペア:

[(1, 30041440), (2, 15020720), (4, 7510360), (5, 6008288), (8, 3755180), (10, 3004144), (11, 2731040), (13, 2310880), (16, 1877590), (20, 1502072), (22, 1365520), (26, 1155440), (32, 938795), (40, 751036), (44, 682760), (52, 577720), (55, 546208), (65, 462176), (80, 375518), (88, 341380), (101, 297440), (104, 288860), (110, 273104), (130, 231088), (143, 210080), (160, 187759), (169, 177760), (176, 170690), (202, 148720), (208, 144430), (220, 136552), (260, 115544), (286, 105040), (338, 88880), (352, 85345), (404, 74360), (416, 72215), (440, 68276), (505, 59488), (520, 57772), (572, 52520), (676, 44440), (715, 42016), (808, 37180), (845, 35552), (880, 34138), (1010, 29744), (1040, 28886), (1111, 27040), (1144, 26260), (1313, 22880), (1352, 22220), (1430, 21008), (1616, 18590), (1690, 17776), (1760, 17069), (1859, 16160), (2020, 14872), (2080, 14443), (2222, 13520), (2288, 13130), (2626, 11440), (2704, 11110), (2860, 10504), (3232, 9295), (3380, 8888), (3718, 8080), (4040, 7436), (4444, 6760), (4576, 6565), (5252, 5720), (5408, 5555)]