249236280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1042

約数の個数: 192

約数和(自身を含む): 873400320

約数和(自身を除く): 624164040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 345, 360, 372, 414, 460, 465, 552, 558, 620, 690, 713, 744, 828, 920, 930, 971, 1035, 1116, 1240, 1380, 1395, 1426, 1656, 1860, 1942, 2070, 2139, 2232, 2760, 2790, 2852, 2913, 3565, 3720, 3884, 4140, 4278, 4855, 5580, 5704, 5826, 6417, 7130, 7768, 8280, 8556, 8739, 9710, 10695, 11160, 11652, 12834, 14260, 14565, 17112, 17478, 19420, 21390, 22333, 23304, 25668, 28520, 29130, 30101, 32085, 34956, 38840, 42780, 43695, 44666, 51336, 58260, 60202, 64170, 66999, 69912, 85560, 87390, 89332, 90303, 111665, 116520, 120404, 128340, 133998, 150505, 174780, 178664, 180606, 200997, 223330, 240808, 256680, 267996, 270909, 301010, 334995, 349560, 361212, 401994, 446660, 451515, 535992, 541818, 602020, 669990, 692323, 722424, 803988, 893320, 903030, 1004985, 1083636, 1204040, 1339980, 1354545, 1384646, 1607976, 1806060, 2009970, 2076969, 2167272, 2679960, 2709090, 2769292, 3461615, 3612120, 4019940, 4153938, 5418180, 5538584, 6230907, 6923230, 8039880, 8307876, 10384845, 10836360, 12461814, 13846460, 16615752, 20769690, 24923628, 27692920, 31154535, 41539380, 49847256, 62309070, 83078760, 124618140, 249236280]

約数ペア:

[(1, 249236280), (2, 124618140), (3, 83078760), (4, 62309070), (5, 49847256), (6, 41539380), (8, 31154535), (9, 27692920), (10, 24923628), (12, 20769690), (15, 16615752), (18, 13846460), (20, 12461814), (23, 10836360), (24, 10384845), (30, 8307876), (31, 8039880), (36, 6923230), (40, 6230907), (45, 5538584), (46, 5418180), (60, 4153938), (62, 4019940), (69, 3612120), (72, 3461615), (90, 2769292), (92, 2709090), (93, 2679960), (115, 2167272), (120, 2076969), (124, 2009970), (138, 1806060), (155, 1607976), (180, 1384646), (184, 1354545), (186, 1339980), (207, 1204040), (230, 1083636), (248, 1004985), (276, 903030), (279, 893320), (310, 803988), (345, 722424), (360, 692323), (372, 669990), (414, 602020), (460, 541818), (465, 535992), (552, 451515), (558, 446660), (620, 401994), (690, 361212), (713, 349560), (744, 334995), (828, 301010), (920, 270909), (930, 267996), (971, 256680), (1035, 240808), (1116, 223330), (1240, 200997), (1380, 180606), (1395, 178664), (1426, 174780), (1656, 150505), (1860, 133998), (1942, 128340), (2070, 120404), (2139, 116520), (2232, 111665), (2760, 90303), (2790, 89332), (2852, 87390), (2913, 85560), (3565, 69912), (3720, 66999), (3884, 64170), (4140, 60202), (4278, 58260), (4855, 51336), (5580, 44666), (5704, 43695), (5826, 42780), (6417, 38840), (7130, 34956), (7768, 32085), (8280, 30101), (8556, 29130), (8739, 28520), (9710, 25668), (10695, 23304), (11160, 22333), (11652, 21390), (12834, 19420), (14260, 17478), (14565, 17112)]