1228698720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{839}}^1$

素因数の和:979

約数の個数: 240

約数和(自身を含む): 4379870880

約数和(自身を除く): 3151172160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 113, 120, 135, 144, 160, 162, 180, 216, 226, 240, 270, 288, 324, 339, 360, 405, 432, 452, 480, 540, 565, 648, 678, 720, 810, 839, 864, 904, 1017, 1080, 1130, 1296, 1356, 1440, 1620, 1678, 1695, 1808, 2034, 2160, 2260, 2517, 2592, 2712, 3051, 3240, 3356, 3390, 3616, 4068, 4195, 4320, 4520, 5034, 5085, 5424, 6102, 6480, 6712, 6780, 7551, 8136, 8390, 9040, 9153, 10068, 10170, 10848, 12204, 12585, 12960, 13424, 13560, 15102, 15255, 16272, 16780, 18080, 18306, 20136, 20340, 22653, 24408, 25170, 26848, 27120, 30204, 30510, 32544, 33560, 36612, 37755, 40272, 40680, 45306, 45765, 48816, 50340, 54240, 60408, 61020, 67120, 67959, 73224, 75510, 80544, 81360, 90612, 91530, 94807, 97632, 100680, 113265, 120816, 122040, 134240, 135918, 146448, 151020, 162720, 181224, 183060, 189614, 201360, 226530, 241632, 244080, 271836, 284421, 292896, 302040, 339795, 362448, 366120, 379228, 402720, 453060, 474035, 488160, 543672, 568842, 604080, 679590, 724896, 732240, 758456, 853263, 906120, 948070, 1087344, 1137684, 1208160, 1359180, 1422105, 1464480, 1516912, 1706526, 1812240, 1896140, 2174688, 2275368, 2559789, 2718360, 2844210, 3033824, 3413052, 3624480, 3792280, 4266315, 4550736, 5119578, 5436720, 5688420, 6826104, 7584560, 7679367, 8532630, 9101472, 10239156, 10873440, 11376840, 12798945, 13652208, 15169120, 15358734, 17065260, 20478312, 22753680, 25597890, 27304416, 30717468, 34130520, 38396835, 40956624, 45507360, 51195780, 61434936, 68261040, 76793670, 81913248, 102391560, 122869872, 136522080, 153587340, 204783120, 245739744, 307174680, 409566240, 614349360, 1228698720]

約数ペア:

[(1, 1228698720), (2, 614349360), (3, 409566240), (4, 307174680), (5, 245739744), (6, 204783120), (8, 153587340), (9, 136522080), (10, 122869872), (12, 102391560), (15, 81913248), (16, 76793670), (18, 68261040), (20, 61434936), (24, 51195780), (27, 45507360), (30, 40956624), (32, 38396835), (36, 34130520), (40, 30717468), (45, 27304416), (48, 25597890), (54, 22753680), (60, 20478312), (72, 17065260), (80, 15358734), (81, 15169120), (90, 13652208), (96, 12798945), (108, 11376840), (113, 10873440), (120, 10239156), (135, 9101472), (144, 8532630), (160, 7679367), (162, 7584560), (180, 6826104), (216, 5688420), (226, 5436720), (240, 5119578), (270, 4550736), (288, 4266315), (324, 3792280), (339, 3624480), (360, 3413052), (405, 3033824), (432, 2844210), (452, 2718360), (480, 2559789), (540, 2275368), (565, 2174688), (648, 1896140), (678, 1812240), (720, 1706526), (810, 1516912), (839, 1464480), (864, 1422105), (904, 1359180), (1017, 1208160), (1080, 1137684), (1130, 1087344), (1296, 948070), (1356, 906120), (1440, 853263), (1620, 758456), (1678, 732240), (1695, 724896), (1808, 679590), (2034, 604080), (2160, 568842), (2260, 543672), (2517, 488160), (2592, 474035), (2712, 453060), (3051, 402720), (3240, 379228), (3356, 366120), (3390, 362448), (3616, 339795), (4068, 302040), (4195, 292896), (4320, 284421), (4520, 271836), (5034, 244080), (5085, 241632), (5424, 226530), (6102, 201360), (6480, 189614), (6712, 183060), (6780, 181224), (7551, 162720), (8136, 151020), (8390, 146448), (9040, 135918), (9153, 134240), (10068, 122040), (10170, 120816), (10848, 113265), (12204, 100680), (12585, 97632), (12960, 94807), (13424, 91530), (13560, 90612), (15102, 81360), (15255, 80544), (16272, 75510), (16780, 73224), (18080, 67959), (18306, 67120), (20136, 61020), (20340, 60408), (22653, 54240), (24408, 50340), (25170, 48816), (26848, 45765), (27120, 45306), (30204, 40680), (30510, 40272), (32544, 37755), (33560, 36612)]