20855549760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{1063}}^1$

素因数の和:1381

約数の個数: 224

約数和(自身を含む): 67248340992

約数和(自身を除く): 46392791232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 160, 191, 192, 214, 240, 320, 321, 382, 428, 480, 535, 573, 642, 764, 856, 955, 960, 1063, 1070, 1146, 1284, 1528, 1605, 1712, 1910, 2126, 2140, 2292, 2568, 2865, 3056, 3189, 3210, 3424, 3820, 4252, 4280, 4584, 5136, 5315, 5730, 6112, 6378, 6420, 6848, 7640, 8504, 8560, 9168, 10272, 10630, 11460, 12224, 12756, 12840, 15280, 15945, 17008, 17120, 18336, 20437, 20544, 21260, 22920, 25512, 25680, 30560, 31890, 34016, 34240, 36672, 40874, 42520, 45840, 51024, 51360, 61120, 61311, 63780, 68032, 81748, 85040, 91680, 102048, 102185, 102720, 113741, 122622, 127560, 163496, 170080, 183360, 203033, 204096, 204370, 227482, 245244, 255120, 306555, 326992, 340160, 341223, 406066, 408740, 454964, 490488, 510240, 568705, 609099, 613110, 653984, 682446, 812132, 817480, 909928, 980976, 1015165, 1020480, 1137410, 1218198, 1226220, 1307968, 1364892, 1624264, 1634960, 1706115, 1819856, 1961952, 2030330, 2274820, 2436396, 2452440, 2729784, 3045495, 3248528, 3269920, 3412230, 3639712, 3923904, 4060660, 4549640, 4872792, 4904880, 5459568, 6090990, 6497056, 6539840, 6824460, 7279424, 8121320, 9099280, 9745584, 9809760, 10919136, 12181980, 12994112, 13648920, 16242640, 18198560, 19491168, 19619520, 21724531, 21838272, 24363960, 27297840, 32485280, 36397120, 38982336, 43449062, 48727920, 54595680, 64970560, 65173593, 86898124, 97455840, 108622655, 109191360, 130347186, 173796248, 194911680, 217245310, 260694372, 325867965, 347592496, 434490620, 521388744, 651735930, 695184992, 868981240, 1042777488, 1303471860, 1390369984, 1737962480, 2085554976, 2606943720, 3475924960, 4171109952, 5213887440, 6951849920, 10427774880, 20855549760]

約数ペア:

[(1, 20855549760), (2, 10427774880), (3, 6951849920), (4, 5213887440), (5, 4171109952), (6, 3475924960), (8, 2606943720), (10, 2085554976), (12, 1737962480), (15, 1390369984), (16, 1303471860), (20, 1042777488), (24, 868981240), (30, 695184992), (32, 651735930), (40, 521388744), (48, 434490620), (60, 347592496), (64, 325867965), (80, 260694372), (96, 217245310), (107, 194911680), (120, 173796248), (160, 130347186), (191, 109191360), (192, 108622655), (214, 97455840), (240, 86898124), (320, 65173593), (321, 64970560), (382, 54595680), (428, 48727920), (480, 43449062), (535, 38982336), (573, 36397120), (642, 32485280), (764, 27297840), (856, 24363960), (955, 21838272), (960, 21724531), (1063, 19619520), (1070, 19491168), (1146, 18198560), (1284, 16242640), (1528, 13648920), (1605, 12994112), (1712, 12181980), (1910, 10919136), (2126, 9809760), (2140, 9745584), (2292, 9099280), (2568, 8121320), (2865, 7279424), (3056, 6824460), (3189, 6539840), (3210, 6497056), (3424, 6090990), (3820, 5459568), (4252, 4904880), (4280, 4872792), (4584, 4549640), (5136, 4060660), (5315, 3923904), (5730, 3639712), (6112, 3412230), (6378, 3269920), (6420, 3248528), (6848, 3045495), (7640, 2729784), (8504, 2452440), (8560, 2436396), (9168, 2274820), (10272, 2030330), (10630, 1961952), (11460, 1819856), (12224, 1706115), (12756, 1634960), (12840, 1624264), (15280, 1364892), (15945, 1307968), (17008, 1226220), (17120, 1218198), (18336, 1137410), (20437, 1020480), (20544, 1015165), (21260, 980976), (22920, 909928), (25512, 817480), (25680, 812132), (30560, 682446), (31890, 653984), (34016, 613110), (34240, 609099), (36672, 568705), (40874, 510240), (42520, 490488), (45840, 454964), (51024, 408740), (51360, 406066), (61120, 341223), (61311, 340160), (63780, 326992), (68032, 306555), (81748, 255120), (85040, 245244), (91680, 227482), (102048, 204370), (102185, 204096), (102720, 203033), (113741, 183360), (122622, 170080), (127560, 163496)]