205800320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:125

約数の個数: 256

約数和(自身を含む): 592220160

約数和(自身を除く): 386419840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 41, 44, 46, 55, 62, 64, 80, 82, 88, 92, 110, 115, 124, 128, 155, 160, 164, 176, 184, 205, 220, 230, 248, 253, 310, 320, 328, 341, 352, 368, 410, 440, 451, 460, 496, 506, 620, 640, 656, 682, 704, 713, 736, 820, 880, 902, 920, 943, 992, 1012, 1240, 1265, 1271, 1312, 1364, 1408, 1426, 1472, 1640, 1705, 1760, 1804, 1840, 1886, 1984, 2024, 2255, 2480, 2530, 2542, 2624, 2728, 2852, 2944, 3280, 3410, 3520, 3565, 3608, 3680, 3772, 3968, 4048, 4510, 4715, 4960, 5060, 5084, 5248, 5456, 5704, 6355, 6560, 6820, 7040, 7130, 7216, 7360, 7544, 7843, 8096, 9020, 9430, 9920, 10120, 10168, 10373, 10912, 11408, 12710, 13120, 13640, 13981, 14260, 14432, 14720, 15088, 15686, 16192, 18040, 18860, 19840, 20240, 20336, 20746, 21824, 22816, 25420, 26240, 27280, 27962, 28520, 28864, 29233, 30176, 31372, 32384, 36080, 37720, 39215, 40480, 40672, 41492, 43648, 45632, 50840, 51865, 54560, 55924, 57040, 57728, 58466, 60352, 62744, 69905, 72160, 75440, 78430, 80960, 81344, 82984, 91264, 101680, 103730, 109120, 111848, 114080, 116932, 120704, 125488, 139810, 144320, 146165, 150880, 156860, 161920, 162688, 165968, 203360, 207460, 218240, 223696, 228160, 233864, 250976, 279620, 288640, 292330, 301760, 313720, 321563, 331936, 406720, 414920, 447392, 456320, 467728, 501952, 559240, 584660, 603520, 627440, 643126, 663872, 813440, 829840, 894784, 935456, 1003904, 1118480, 1169320, 1254880, 1286252, 1327744, 1607815, 1659680, 1789568, 1870912, 2236960, 2338640, 2509760, 2572504, 3215630, 3319360, 3741824, 4473920, 4677280, 5019520, 5145008, 6431260, 6638720, 8947840, 9354560, 10290016, 12862520, 18709120, 20580032, 25725040, 41160064, 51450080, 102900160, 205800320]

約数ペア:

[(1, 205800320), (2, 102900160), (4, 51450080), (5, 41160064), (8, 25725040), (10, 20580032), (11, 18709120), (16, 12862520), (20, 10290016), (22, 9354560), (23, 8947840), (31, 6638720), (32, 6431260), (40, 5145008), (41, 5019520), (44, 4677280), (46, 4473920), (55, 3741824), (62, 3319360), (64, 3215630), (80, 2572504), (82, 2509760), (88, 2338640), (92, 2236960), (110, 1870912), (115, 1789568), (124, 1659680), (128, 1607815), (155, 1327744), (160, 1286252), (164, 1254880), (176, 1169320), (184, 1118480), (205, 1003904), (220, 935456), (230, 894784), (248, 829840), (253, 813440), (310, 663872), (320, 643126), (328, 627440), (341, 603520), (352, 584660), (368, 559240), (410, 501952), (440, 467728), (451, 456320), (460, 447392), (496, 414920), (506, 406720), (620, 331936), (640, 321563), (656, 313720), (682, 301760), (704, 292330), (713, 288640), (736, 279620), (820, 250976), (880, 233864), (902, 228160), (920, 223696), (943, 218240), (992, 207460), (1012, 203360), (1240, 165968), (1265, 162688), (1271, 161920), (1312, 156860), (1364, 150880), (1408, 146165), (1426, 144320), (1472, 139810), (1640, 125488), (1705, 120704), (1760, 116932), (1804, 114080), (1840, 111848), (1886, 109120), (1984, 103730), (2024, 101680), (2255, 91264), (2480, 82984), (2530, 81344), (2542, 80960), (2624, 78430), (2728, 75440), (2852, 72160), (2944, 69905), (3280, 62744), (3410, 60352), (3520, 58466), (3565, 57728), (3608, 57040), (3680, 55924), (3772, 54560), (3968, 51865), (4048, 50840), (4510, 45632), (4715, 43648), (4960, 41492), (5060, 40672), (5084, 40480), (5248, 39215), (5456, 37720), (5704, 36080), (6355, 32384), (6560, 31372), (6820, 30176), (7040, 29233), (7130, 28864), (7216, 28520), (7360, 27962), (7544, 27280), (7843, 26240), (8096, 25420), (9020, 22816), (9430, 21824), (9920, 20746), (10120, 20336), (10168, 20240), (10373, 19840), (10912, 18860), (11408, 18040), (12710, 16192), (13120, 15686), (13640, 15088), (13981, 14720), (14260, 14432)]