72286720

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 160

約数和(自身を含む): 201522816

約数和(自身を除く): 129236096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 151, 160, 170, 176, 187, 220, 256, 272, 302, 320, 340, 352, 374, 440, 512, 544, 604, 640, 680, 704, 748, 755, 880, 935, 1088, 1208, 1280, 1360, 1408, 1496, 1510, 1661, 1760, 1870, 2176, 2416, 2560, 2567, 2720, 2816, 2992, 3020, 3322, 3520, 3740, 4352, 4832, 5134, 5440, 5632, 5984, 6040, 6644, 7040, 7480, 8305, 8704, 9664, 10268, 10880, 11968, 12080, 12835, 13288, 14080, 14960, 16610, 19328, 20536, 21760, 23936, 24160, 25670, 26576, 28160, 28237, 29920, 33220, 38656, 41072, 43520, 47872, 48320, 51340, 53152, 56474, 59840, 66440, 77312, 82144, 95744, 96640, 102680, 106304, 112948, 119680, 132880, 141185, 164288, 193280, 205360, 212608, 225896, 239360, 265760, 282370, 328576, 386560, 410720, 425216, 451792, 478720, 531520, 564740, 657152, 821440, 850432, 903584, 1063040, 1129480, 1314304, 1642880, 1807168, 2126080, 2258960, 3285760, 3614336, 4252160, 4517920, 6571520, 7228672, 9035840, 14457344, 18071680, 36143360, 72286720]

約数ペア:

[(1, 72286720), (2, 36143360), (4, 18071680), (5, 14457344), (8, 9035840), (10, 7228672), (11, 6571520), (16, 4517920), (17, 4252160), (20, 3614336), (22, 3285760), (32, 2258960), (34, 2126080), (40, 1807168), (44, 1642880), (55, 1314304), (64, 1129480), (68, 1063040), (80, 903584), (85, 850432), (88, 821440), (110, 657152), (128, 564740), (136, 531520), (151, 478720), (160, 451792), (170, 425216), (176, 410720), (187, 386560), (220, 328576), (256, 282370), (272, 265760), (302, 239360), (320, 225896), (340, 212608), (352, 205360), (374, 193280), (440, 164288), (512, 141185), (544, 132880), (604, 119680), (640, 112948), (680, 106304), (704, 102680), (748, 96640), (755, 95744), (880, 82144), (935, 77312), (1088, 66440), (1208, 59840), (1280, 56474), (1360, 53152), (1408, 51340), (1496, 48320), (1510, 47872), (1661, 43520), (1760, 41072), (1870, 38656), (2176, 33220), (2416, 29920), (2560, 28237), (2567, 28160), (2720, 26576), (2816, 25670), (2992, 24160), (3020, 23936), (3322, 21760), (3520, 20536), (3740, 19328), (4352, 16610), (4832, 14960), (5134, 14080), (5440, 13288), (5632, 12835), (5984, 12080), (6040, 11968), (6644, 10880), (7040, 10268), (7480, 9664), (8305, 8704)]