20385646560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{832747}}^1$

素因数の和:832785

約数の個数: 144

約数和(自身を含む): 73658226096

約数和(自身を除く): 53272579536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 12240, 24480, 832747, 1665494, 2498241, 3330988, 4163735, 4996482, 6661976, 7494723, 8327470, 9992964, 12491205, 13323952, 14156699, 14989446, 16654940, 19985928, 24982410, 26647904, 28313398, 29978892, 33309880, 37473615, 39971856, 42470097, 49964820, 56626796, 59957784, 66619760, 70783495, 74947230, 79943712, 84940194, 99929640, 113253592, 119915568, 127410291, 133239520, 141566990, 149894460, 169880388, 199859280, 212350485, 226507184, 239831136, 254820582, 283133980, 299788920, 339760776, 399718560, 424700970, 453014368, 509641164, 566267960, 599577840, 637051455, 679521552, 849401940, 1019282328, 1132535920, 1199155680, 1274102910, 1359043104, 1698803880, 2038564656, 2265071840, 2548205820, 3397607760, 4077129312, 5096411640, 6795215520, 10192823280, 20385646560]

約数ペア:

[(1, 20385646560), (2, 10192823280), (3, 6795215520), (4, 5096411640), (5, 4077129312), (6, 3397607760), (8, 2548205820), (9, 2265071840), (10, 2038564656), (12, 1698803880), (15, 1359043104), (16, 1274102910), (17, 1199155680), (18, 1132535920), (20, 1019282328), (24, 849401940), (30, 679521552), (32, 637051455), (34, 599577840), (36, 566267960), (40, 509641164), (45, 453014368), (48, 424700970), (51, 399718560), (60, 339760776), (68, 299788920), (72, 283133980), (80, 254820582), (85, 239831136), (90, 226507184), (96, 212350485), (102, 199859280), (120, 169880388), (136, 149894460), (144, 141566990), (153, 133239520), (160, 127410291), (170, 119915568), (180, 113253592), (204, 99929640), (240, 84940194), (255, 79943712), (272, 74947230), (288, 70783495), (306, 66619760), (340, 59957784), (360, 56626796), (408, 49964820), (480, 42470097), (510, 39971856), (544, 37473615), (612, 33309880), (680, 29978892), (720, 28313398), (765, 26647904), (816, 24982410), (1020, 19985928), (1224, 16654940), (1360, 14989446), (1440, 14156699), (1530, 13323952), (1632, 12491205), (2040, 9992964), (2448, 8327470), (2720, 7494723), (3060, 6661976), (4080, 4996482), (4896, 4163735), (6120, 3330988), (8160, 2498241), (12240, 1665494), (24480, 832747)]