1218896640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2713}}^1$

素因数の和:2756

約数の個数: 288

約数和(自身を含む): 4659829440

約数和(自身を除く): 3440932800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2304, 2340, 2496, 2713, 2808, 2880, 3120, 3328, 3456, 3510, 3744, 3840, 4160, 4320, 4680, 4992, 5426, 5616, 5760, 6240, 6912, 7020, 7488, 8139, 8320, 8640, 9360, 9984, 10852, 11232, 11520, 12480, 13565, 14040, 14976, 16278, 16640, 17280, 18720, 21704, 22464, 24417, 24960, 27130, 28080, 29952, 32556, 34560, 35269, 37440, 40695, 43408, 44928, 48834, 49920, 54260, 56160, 65112, 70538, 73251, 74880, 81390, 86816, 89856, 97668, 105807, 108520, 112320, 122085, 130224, 141076, 146502, 149760, 162780, 173632, 176345, 195336, 211614, 217040, 224640, 244170, 260448, 282152, 293004, 317421, 325560, 347264, 352690, 366255, 390672, 423228, 434080, 449280, 488340, 520896, 529035, 564304, 586008, 634842, 651120, 694528, 705380, 732510, 781344, 846456, 868160, 952263, 976680, 1041792, 1058070, 1128608, 1172016, 1269684, 1302240, 1410760, 1465020, 1562688, 1587105, 1692912, 1736320, 1904526, 1953360, 2083584, 2116140, 2257216, 2344032, 2539368, 2604480, 2821520, 2930040, 3125376, 3174210, 3385824, 3472640, 3809052, 3906720, 4232280, 4514432, 4688064, 4761315, 5078736, 5208960, 5643040, 5860080, 6250752, 6348420, 6771648, 7618104, 7813440, 8464560, 9028864, 9376128, 9522630, 10157472, 10417920, 11286080, 11720160, 12696840, 13543296, 15236208, 15626880, 16929120, 18752256, 19045260, 20314944, 22572160, 23440320, 25393680, 27086592, 30472416, 31253760, 33858240, 38090520, 40629888, 45144320, 46880640, 50787360, 60944832, 67716480, 76181040, 81259776, 93761280, 101574720, 121889664, 135432960, 152362080, 203149440, 243779328, 304724160, 406298880, 609448320, 1218896640]

約数ペア:

[(1, 1218896640), (2, 609448320), (3, 406298880), (4, 304724160), (5, 243779328), (6, 203149440), (8, 152362080), (9, 135432960), (10, 121889664), (12, 101574720), (13, 93761280), (15, 81259776), (16, 76181040), (18, 67716480), (20, 60944832), (24, 50787360), (26, 46880640), (27, 45144320), (30, 40629888), (32, 38090520), (36, 33858240), (39, 31253760), (40, 30472416), (45, 27086592), (48, 25393680), (52, 23440320), (54, 22572160), (60, 20314944), (64, 19045260), (65, 18752256), (72, 16929120), (78, 15626880), (80, 15236208), (90, 13543296), (96, 12696840), (104, 11720160), (108, 11286080), (117, 10417920), (120, 10157472), (128, 9522630), (130, 9376128), (135, 9028864), (144, 8464560), (156, 7813440), (160, 7618104), (180, 6771648), (192, 6348420), (195, 6250752), (208, 5860080), (216, 5643040), (234, 5208960), (240, 5078736), (256, 4761315), (260, 4688064), (270, 4514432), (288, 4232280), (312, 3906720), (320, 3809052), (351, 3472640), (360, 3385824), (384, 3174210), (390, 3125376), (416, 2930040), (432, 2821520), (468, 2604480), (480, 2539368), (520, 2344032), (540, 2257216), (576, 2116140), (585, 2083584), (624, 1953360), (640, 1904526), (702, 1736320), (720, 1692912), (768, 1587105), (780, 1562688), (832, 1465020), (864, 1410760), (936, 1302240), (960, 1269684), (1040, 1172016), (1080, 1128608), (1152, 1058070), (1170, 1041792), (1248, 976680), (1280, 952263), (1404, 868160), (1440, 846456), (1560, 781344), (1664, 732510), (1728, 705380), (1755, 694528), (1872, 651120), (1920, 634842), (2080, 586008), (2160, 564304), (2304, 529035), (2340, 520896), (2496, 488340), (2713, 449280), (2808, 434080), (2880, 423228), (3120, 390672), (3328, 366255), (3456, 352690), (3510, 347264), (3744, 325560), (3840, 317421), (4160, 293004), (4320, 282152), (4680, 260448), (4992, 244170), (5426, 224640), (5616, 217040), (5760, 211614), (6240, 195336), (6912, 176345), (7020, 173632), (7488, 162780), (8139, 149760), (8320, 146502), (8640, 141076), (9360, 130224), (9984, 122085), (10852, 112320), (11232, 108520), (11520, 105807), (12480, 97668), (13565, 89856), (14040, 86816), (14976, 81390), (16278, 74880), (16640, 73251), (17280, 70538), (18720, 65112), (21704, 56160), (22464, 54260), (24417, 49920), (24960, 48834), (27130, 44928), (28080, 43408), (29952, 40695), (32556, 37440), (34560, 35269)]