68778720

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 288

約数和(自身を含む): 255921120

約数和(自身を除く): 187142400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 61, 72, 80, 81, 87, 90, 96, 108, 116, 120, 122, 135, 144, 145, 160, 162, 174, 180, 183, 216, 232, 240, 243, 244, 261, 270, 288, 290, 305, 324, 348, 360, 366, 405, 432, 435, 464, 480, 486, 488, 522, 540, 549, 580, 610, 648, 696, 720, 732, 783, 810, 864, 870, 915, 928, 972, 976, 1044, 1080, 1098, 1160, 1215, 1220, 1296, 1305, 1392, 1440, 1464, 1566, 1620, 1647, 1740, 1769, 1830, 1944, 1952, 2088, 2160, 2196, 2320, 2349, 2430, 2440, 2592, 2610, 2745, 2784, 2928, 3132, 3240, 3294, 3480, 3538, 3660, 3888, 3915, 4176, 4320, 4392, 4640, 4698, 4860, 4880, 4941, 5220, 5307, 5490, 5856, 6264, 6480, 6588, 6960, 7047, 7076, 7320, 7776, 7830, 8235, 8352, 8784, 8845, 9396, 9720, 9760, 9882, 10440, 10614, 10980, 11745, 12528, 12960, 13176, 13920, 14094, 14152, 14640, 14823, 15660, 15921, 16470, 17568, 17690, 18792, 19440, 19764, 20880, 21228, 21960, 23490, 24705, 25056, 26352, 26535, 28188, 28304, 29280, 29646, 31320, 31842, 32940, 35235, 35380, 37584, 38880, 39528, 41760, 42456, 43920, 46980, 47763, 49410, 52704, 53070, 56376, 56608, 59292, 62640, 63684, 65880, 70470, 70760, 74115, 75168, 79056, 79605, 84912, 87840, 93960, 95526, 98820, 106140, 112752, 118584, 125280, 127368, 131760, 140940, 141520, 143289, 148230, 158112, 159210, 169824, 187920, 191052, 197640, 212280, 225504, 237168, 238815, 254736, 263520, 281880, 283040, 286578, 296460, 318420, 375840, 382104, 395280, 424560, 429867, 474336, 477630, 509472, 563760, 573156, 592920, 636840, 716445, 764208, 790560, 849120, 859734, 955260, 1127520, 1146312, 1185840, 1273680, 1432890, 1528416, 1719468, 1910520, 2149335, 2292624, 2371680, 2547360, 2865780, 3438936, 3821040, 4298670, 4585248, 5731560, 6877872, 7642080, 8597340, 11463120, 13755744, 17194680, 22926240, 34389360, 68778720]

約数ペア:

[(1, 68778720), (2, 34389360), (3, 22926240), (4, 17194680), (5, 13755744), (6, 11463120), (8, 8597340), (9, 7642080), (10, 6877872), (12, 5731560), (15, 4585248), (16, 4298670), (18, 3821040), (20, 3438936), (24, 2865780), (27, 2547360), (29, 2371680), (30, 2292624), (32, 2149335), (36, 1910520), (40, 1719468), (45, 1528416), (48, 1432890), (54, 1273680), (58, 1185840), (60, 1146312), (61, 1127520), (72, 955260), (80, 859734), (81, 849120), (87, 790560), (90, 764208), (96, 716445), (108, 636840), (116, 592920), (120, 573156), (122, 563760), (135, 509472), (144, 477630), (145, 474336), (160, 429867), (162, 424560), (174, 395280), (180, 382104), (183, 375840), (216, 318420), (232, 296460), (240, 286578), (243, 283040), (244, 281880), (261, 263520), (270, 254736), (288, 238815), (290, 237168), (305, 225504), (324, 212280), (348, 197640), (360, 191052), (366, 187920), (405, 169824), (432, 159210), (435, 158112), (464, 148230), (480, 143289), (486, 141520), (488, 140940), (522, 131760), (540, 127368), (549, 125280), (580, 118584), (610, 112752), (648, 106140), (696, 98820), (720, 95526), (732, 93960), (783, 87840), (810, 84912), (864, 79605), (870, 79056), (915, 75168), (928, 74115), (972, 70760), (976, 70470), (1044, 65880), (1080, 63684), (1098, 62640), (1160, 59292), (1215, 56608), (1220, 56376), (1296, 53070), (1305, 52704), (1392, 49410), (1440, 47763), (1464, 46980), (1566, 43920), (1620, 42456), (1647, 41760), (1740, 39528), (1769, 38880), (1830, 37584), (1944, 35380), (1952, 35235), (2088, 32940), (2160, 31842), (2196, 31320), (2320, 29646), (2349, 29280), (2430, 28304), (2440, 28188), (2592, 26535), (2610, 26352), (2745, 25056), (2784, 24705), (2928, 23490), (3132, 21960), (3240, 21228), (3294, 20880), (3480, 19764), (3538, 19440), (3660, 18792), (3888, 17690), (3915, 17568), (4176, 16470), (4320, 15921), (4392, 15660), (4640, 14823), (4698, 14640), (4860, 14152), (4880, 14094), (4941, 13920), (5220, 13176), (5307, 12960), (5490, 12528), (5856, 11745), (6264, 10980), (6480, 10614), (6588, 10440), (6960, 9882), (7047, 9760), (7076, 9720), (7320, 9396), (7776, 8845), (7830, 8784), (8235, 8352)]