661158080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 224

約数和(自身を含む): 1818851328

約数和(自身を除く): 1157693248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 73, 80, 83, 88, 110, 124, 146, 155, 160, 166, 176, 220, 248, 292, 310, 320, 332, 341, 352, 365, 415, 440, 496, 584, 620, 664, 682, 704, 730, 803, 830, 880, 913, 992, 1168, 1240, 1328, 1364, 1460, 1606, 1660, 1705, 1760, 1826, 1984, 2263, 2336, 2480, 2573, 2656, 2728, 2920, 3212, 3320, 3410, 3520, 3652, 4015, 4526, 4565, 4672, 4960, 5146, 5312, 5456, 5840, 6059, 6424, 6640, 6820, 7304, 8030, 9052, 9130, 9920, 10292, 10912, 11315, 11680, 12118, 12848, 12865, 13280, 13640, 14608, 16060, 18104, 18260, 20584, 21824, 22630, 23360, 24236, 24893, 25696, 25730, 26560, 27280, 28303, 29216, 30295, 32120, 36208, 36520, 41168, 45260, 48472, 49786, 51392, 51460, 54560, 56606, 58432, 60590, 64240, 66649, 72416, 73040, 82336, 90520, 96944, 99572, 102920, 109120, 113212, 121180, 124465, 128480, 133298, 141515, 144832, 146080, 164672, 181040, 187829, 193888, 199144, 205840, 226424, 242360, 248930, 256960, 266596, 283030, 292160, 333245, 362080, 375658, 387776, 398288, 411680, 452848, 484720, 497860, 533192, 566060, 666490, 724160, 751316, 796576, 823360, 905696, 939145, 969440, 995720, 1066384, 1132120, 1332980, 1502632, 1593152, 1811392, 1878290, 1938880, 1991440, 2066119, 2132768, 2264240, 2665960, 3005264, 3756580, 3982880, 4132238, 4265536, 4528480, 5331920, 6010528, 7513160, 7965760, 8264476, 9056960, 10330595, 10663840, 12021056, 15026320, 16528952, 20661190, 21327680, 30052640, 33057904, 41322380, 60105280, 66115808, 82644760, 132231616, 165289520, 330579040, 661158080]

約数ペア:

[(1, 661158080), (2, 330579040), (4, 165289520), (5, 132231616), (8, 82644760), (10, 66115808), (11, 60105280), (16, 41322380), (20, 33057904), (22, 30052640), (31, 21327680), (32, 20661190), (40, 16528952), (44, 15026320), (55, 12021056), (62, 10663840), (64, 10330595), (73, 9056960), (80, 8264476), (83, 7965760), (88, 7513160), (110, 6010528), (124, 5331920), (146, 4528480), (155, 4265536), (160, 4132238), (166, 3982880), (176, 3756580), (220, 3005264), (248, 2665960), (292, 2264240), (310, 2132768), (320, 2066119), (332, 1991440), (341, 1938880), (352, 1878290), (365, 1811392), (415, 1593152), (440, 1502632), (496, 1332980), (584, 1132120), (620, 1066384), (664, 995720), (682, 969440), (704, 939145), (730, 905696), (803, 823360), (830, 796576), (880, 751316), (913, 724160), (992, 666490), (1168, 566060), (1240, 533192), (1328, 497860), (1364, 484720), (1460, 452848), (1606, 411680), (1660, 398288), (1705, 387776), (1760, 375658), (1826, 362080), (1984, 333245), (2263, 292160), (2336, 283030), (2480, 266596), (2573, 256960), (2656, 248930), (2728, 242360), (2920, 226424), (3212, 205840), (3320, 199144), (3410, 193888), (3520, 187829), (3652, 181040), (4015, 164672), (4526, 146080), (4565, 144832), (4672, 141515), (4960, 133298), (5146, 128480), (5312, 124465), (5456, 121180), (5840, 113212), (6059, 109120), (6424, 102920), (6640, 99572), (6820, 96944), (7304, 90520), (8030, 82336), (9052, 73040), (9130, 72416), (9920, 66649), (10292, 64240), (10912, 60590), (11315, 58432), (11680, 56606), (12118, 54560), (12848, 51460), (12865, 51392), (13280, 49786), (13640, 48472), (14608, 45260), (16060, 41168), (18104, 36520), (18260, 36208), (20584, 32120), (21824, 30295), (22630, 29216), (23360, 28303), (24236, 27280), (24893, 26560), (25696, 25730)]