248801040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 880229376

約数和(自身を除く): 631428336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 71, 72, 80, 90, 93, 120, 124, 142, 144, 155, 157, 180, 186, 213, 240, 248, 279, 284, 310, 314, 355, 360, 372, 426, 465, 471, 496, 558, 568, 620, 628, 639, 710, 720, 744, 785, 852, 930, 942, 1065, 1116, 1136, 1240, 1256, 1278, 1395, 1413, 1420, 1488, 1570, 1704, 1860, 1884, 2130, 2201, 2232, 2355, 2480, 2512, 2556, 2790, 2826, 2840, 3140, 3195, 3408, 3720, 3768, 4260, 4402, 4464, 4710, 4867, 5112, 5580, 5652, 5680, 6280, 6390, 6603, 7065, 7440, 7536, 8520, 8804, 9420, 9734, 10224, 11005, 11147, 11160, 11304, 12560, 12780, 13206, 14130, 14601, 17040, 17608, 18840, 19468, 19809, 22010, 22294, 22320, 22608, 24335, 25560, 26412, 28260, 29202, 33015, 33441, 35216, 37680, 38936, 39618, 43803, 44020, 44588, 48670, 51120, 52824, 55735, 56520, 58404, 66030, 66882, 73005, 77872, 79236, 87606, 88040, 89176, 97340, 99045, 100323, 105648, 111470, 113040, 116808, 132060, 133764, 146010, 158472, 167205, 175212, 176080, 178352, 194680, 198090, 200646, 219015, 222940, 233616, 264120, 267528, 292020, 316944, 334410, 345557, 350424, 389360, 396180, 401292, 438030, 445880, 501615, 528240, 535056, 584040, 668820, 691114, 700848, 792360, 802584, 876060, 891760, 1003230, 1036671, 1168080, 1337640, 1382228, 1584720, 1605168, 1727785, 1752120, 2006460, 2073342, 2675280, 2764456, 3110013, 3455570, 3504240, 4012920, 4146684, 5183355, 5528912, 6220026, 6911140, 8025840, 8293368, 10366710, 12440052, 13822280, 15550065, 16586736, 20733420, 24880104, 27644560, 31100130, 41466840, 49760208, 62200260, 82933680, 124400520, 248801040]

約数ペア:

[(1, 248801040), (2, 124400520), (3, 82933680), (4, 62200260), (5, 49760208), (6, 41466840), (8, 31100130), (9, 27644560), (10, 24880104), (12, 20733420), (15, 16586736), (16, 15550065), (18, 13822280), (20, 12440052), (24, 10366710), (30, 8293368), (31, 8025840), (36, 6911140), (40, 6220026), (45, 5528912), (48, 5183355), (60, 4146684), (62, 4012920), (71, 3504240), (72, 3455570), (80, 3110013), (90, 2764456), (93, 2675280), (120, 2073342), (124, 2006460), (142, 1752120), (144, 1727785), (155, 1605168), (157, 1584720), (180, 1382228), (186, 1337640), (213, 1168080), (240, 1036671), (248, 1003230), (279, 891760), (284, 876060), (310, 802584), (314, 792360), (355, 700848), (360, 691114), (372, 668820), (426, 584040), (465, 535056), (471, 528240), (496, 501615), (558, 445880), (568, 438030), (620, 401292), (628, 396180), (639, 389360), (710, 350424), (720, 345557), (744, 334410), (785, 316944), (852, 292020), (930, 267528), (942, 264120), (1065, 233616), (1116, 222940), (1136, 219015), (1240, 200646), (1256, 198090), (1278, 194680), (1395, 178352), (1413, 176080), (1420, 175212), (1488, 167205), (1570, 158472), (1704, 146010), (1860, 133764), (1884, 132060), (2130, 116808), (2201, 113040), (2232, 111470), (2355, 105648), (2480, 100323), (2512, 99045), (2556, 97340), (2790, 89176), (2826, 88040), (2840, 87606), (3140, 79236), (3195, 77872), (3408, 73005), (3720, 66882), (3768, 66030), (4260, 58404), (4402, 56520), (4464, 55735), (4710, 52824), (4867, 51120), (5112, 48670), (5580, 44588), (5652, 44020), (5680, 43803), (6280, 39618), (6390, 38936), (6603, 37680), (7065, 35216), (7440, 33441), (7536, 33015), (8520, 29202), (8804, 28260), (9420, 26412), (9734, 25560), (10224, 24335), (11005, 22608), (11147, 22320), (11160, 22294), (11304, 22010), (12560, 19809), (12780, 19468), (13206, 18840), (14130, 17608), (14601, 17040)]