138015720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 471744000

約数和(自身を除く): 333728280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 83, 90, 93, 120, 124, 149, 155, 166, 180, 186, 248, 249, 279, 298, 310, 332, 360, 372, 415, 447, 465, 498, 558, 596, 620, 664, 744, 745, 747, 830, 894, 930, 996, 1116, 1192, 1240, 1245, 1341, 1395, 1490, 1494, 1660, 1788, 1860, 1992, 2232, 2235, 2490, 2573, 2682, 2790, 2980, 2988, 3320, 3576, 3720, 3735, 4470, 4619, 4980, 5146, 5364, 5580, 5960, 5976, 6705, 7470, 7719, 8940, 9238, 9960, 10292, 10728, 11160, 12367, 12865, 13410, 13857, 14940, 15438, 17880, 18476, 20584, 23095, 23157, 24734, 25730, 26820, 27714, 29880, 30876, 36952, 37101, 38595, 41571, 46190, 46314, 49468, 51460, 53640, 55428, 61752, 61835, 69285, 74202, 77190, 83142, 92380, 92628, 98936, 102920, 110856, 111303, 115785, 123670, 138570, 148404, 154380, 166284, 184760, 185256, 185505, 207855, 222606, 231570, 247340, 277140, 296808, 308760, 332568, 371010, 383377, 415710, 445212, 463140, 494680, 554280, 556515, 742020, 766754, 831420, 890424, 926280, 1113030, 1150131, 1484040, 1533508, 1662840, 1916885, 2226060, 2300262, 3067016, 3450393, 3833770, 4452120, 4600524, 5750655, 6900786, 7667540, 9201048, 11501310, 13801572, 15335080, 17251965, 23002620, 27603144, 34503930, 46005240, 69007860, 138015720]

約数ペア:

[(1, 138015720), (2, 69007860), (3, 46005240), (4, 34503930), (5, 27603144), (6, 23002620), (8, 17251965), (9, 15335080), (10, 13801572), (12, 11501310), (15, 9201048), (18, 7667540), (20, 6900786), (24, 5750655), (30, 4600524), (31, 4452120), (36, 3833770), (40, 3450393), (45, 3067016), (60, 2300262), (62, 2226060), (72, 1916885), (83, 1662840), (90, 1533508), (93, 1484040), (120, 1150131), (124, 1113030), (149, 926280), (155, 890424), (166, 831420), (180, 766754), (186, 742020), (248, 556515), (249, 554280), (279, 494680), (298, 463140), (310, 445212), (332, 415710), (360, 383377), (372, 371010), (415, 332568), (447, 308760), (465, 296808), (498, 277140), (558, 247340), (596, 231570), (620, 222606), (664, 207855), (744, 185505), (745, 185256), (747, 184760), (830, 166284), (894, 154380), (930, 148404), (996, 138570), (1116, 123670), (1192, 115785), (1240, 111303), (1245, 110856), (1341, 102920), (1395, 98936), (1490, 92628), (1494, 92380), (1660, 83142), (1788, 77190), (1860, 74202), (1992, 69285), (2232, 61835), (2235, 61752), (2490, 55428), (2573, 53640), (2682, 51460), (2790, 49468), (2980, 46314), (2988, 46190), (3320, 41571), (3576, 38595), (3720, 37101), (3735, 36952), (4470, 30876), (4619, 29880), (4980, 27714), (5146, 26820), (5364, 25730), (5580, 24734), (5960, 23157), (5976, 23095), (6705, 20584), (7470, 18476), (7719, 17880), (8940, 15438), (9238, 14940), (9960, 13857), (10292, 13410), (10728, 12865), (11160, 12367)]