68606720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 219770880

約数和(自身を除く): 151164160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 31, 32, 35, 38, 40, 52, 56, 62, 64, 65, 70, 76, 80, 91, 95, 104, 112, 124, 128, 130, 133, 140, 152, 155, 160, 182, 190, 208, 217, 224, 247, 248, 256, 260, 266, 280, 304, 310, 320, 364, 380, 403, 416, 434, 448, 455, 494, 496, 520, 532, 560, 589, 608, 620, 640, 665, 728, 760, 806, 832, 868, 896, 910, 988, 992, 1040, 1064, 1085, 1120, 1178, 1216, 1235, 1240, 1280, 1330, 1456, 1520, 1612, 1664, 1729, 1736, 1792, 1820, 1976, 1984, 2015, 2080, 2128, 2170, 2240, 2356, 2432, 2470, 2480, 2660, 2821, 2912, 2945, 3040, 3224, 3328, 3458, 3472, 3640, 3952, 3968, 4030, 4123, 4160, 4256, 4340, 4480, 4712, 4864, 4940, 4960, 5320, 5642, 5824, 5890, 6080, 6448, 6916, 6944, 7280, 7657, 7904, 7936, 8060, 8246, 8320, 8512, 8645, 8680, 8960, 9424, 9880, 9920, 10640, 11284, 11648, 11780, 12160, 12896, 13832, 13888, 14105, 14560, 15314, 15808, 16120, 16492, 16640, 17024, 17290, 17360, 18848, 19760, 19840, 20615, 21280, 22568, 23296, 23560, 24320, 25792, 27664, 27776, 28210, 29120, 30628, 31616, 32240, 32984, 34048, 34580, 34720, 37696, 38285, 39520, 39680, 41230, 42560, 45136, 47120, 51584, 53599, 55328, 55552, 56420, 58240, 61256, 63232, 64480, 65968, 69160, 69440, 75392, 76570, 79040, 82460, 85120, 90272, 94240, 103168, 107198, 110656, 112840, 116480, 122512, 128960, 131936, 138320, 138880, 150784, 153140, 158080, 164920, 170240, 180544, 188480, 214396, 221312, 225680, 245024, 257920, 263872, 267995, 276640, 277760, 306280, 316160, 329840, 361088, 376960, 428792, 442624, 451360, 490048, 515840, 527744, 535990, 553280, 612560, 659680, 722176, 753920, 857584, 902720, 980096, 1055488, 1071980, 1106560, 1225120, 1319360, 1715168, 1805440, 1960192, 2143960, 2213120, 2450240, 2638720, 3430336, 3610880, 4287920, 4900480, 5277440, 6860672, 8575840, 9800960, 13721344, 17151680, 34303360, 68606720]

約数ペア:

[(1, 68606720), (2, 34303360), (4, 17151680), (5, 13721344), (7, 9800960), (8, 8575840), (10, 6860672), (13, 5277440), (14, 4900480), (16, 4287920), (19, 3610880), (20, 3430336), (26, 2638720), (28, 2450240), (31, 2213120), (32, 2143960), (35, 1960192), (38, 1805440), (40, 1715168), (52, 1319360), (56, 1225120), (62, 1106560), (64, 1071980), (65, 1055488), (70, 980096), (76, 902720), (80, 857584), (91, 753920), (95, 722176), (104, 659680), (112, 612560), (124, 553280), (128, 535990), (130, 527744), (133, 515840), (140, 490048), (152, 451360), (155, 442624), (160, 428792), (182, 376960), (190, 361088), (208, 329840), (217, 316160), (224, 306280), (247, 277760), (248, 276640), (256, 267995), (260, 263872), (266, 257920), (280, 245024), (304, 225680), (310, 221312), (320, 214396), (364, 188480), (380, 180544), (403, 170240), (416, 164920), (434, 158080), (448, 153140), (455, 150784), (494, 138880), (496, 138320), (520, 131936), (532, 128960), (560, 122512), (589, 116480), (608, 112840), (620, 110656), (640, 107198), (665, 103168), (728, 94240), (760, 90272), (806, 85120), (832, 82460), (868, 79040), (896, 76570), (910, 75392), (988, 69440), (992, 69160), (1040, 65968), (1064, 64480), (1085, 63232), (1120, 61256), (1178, 58240), (1216, 56420), (1235, 55552), (1240, 55328), (1280, 53599), (1330, 51584), (1456, 47120), (1520, 45136), (1612, 42560), (1664, 41230), (1729, 39680), (1736, 39520), (1792, 38285), (1820, 37696), (1976, 34720), (1984, 34580), (2015, 34048), (2080, 32984), (2128, 32240), (2170, 31616), (2240, 30628), (2356, 29120), (2432, 28210), (2470, 27776), (2480, 27664), (2660, 25792), (2821, 24320), (2912, 23560), (2945, 23296), (3040, 22568), (3224, 21280), (3328, 20615), (3458, 19840), (3472, 19760), (3640, 18848), (3952, 17360), (3968, 17290), (4030, 17024), (4123, 16640), (4160, 16492), (4256, 16120), (4340, 15808), (4480, 15314), (4712, 14560), (4864, 14105), (4940, 13888), (4960, 13832), (5320, 12896), (5642, 12160), (5824, 11780), (5890, 11648), (6080, 11284), (6448, 10640), (6916, 9920), (6944, 9880), (7280, 9424), (7657, 8960), (7904, 8680), (7936, 8645), (8060, 8512), (8246, 8320)]