204869784

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:678

約数の個数: 128

約数和(自身を含む): 612864000

約数和(自身を除く): 407994216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 49, 56, 82, 84, 98, 123, 147, 164, 168, 196, 246, 287, 294, 328, 343, 392, 492, 574, 588, 607, 686, 861, 984, 1029, 1148, 1176, 1214, 1372, 1722, 1821, 2009, 2058, 2296, 2428, 2744, 3444, 3642, 4018, 4116, 4249, 4856, 6027, 6888, 7284, 8036, 8232, 8498, 12054, 12747, 14063, 14568, 16072, 16996, 24108, 24887, 25494, 28126, 29743, 33992, 42189, 48216, 49774, 50988, 56252, 59486, 74661, 84378, 89229, 99548, 101976, 112504, 118972, 149322, 168756, 174209, 178458, 199096, 208201, 237944, 298644, 337512, 348418, 356916, 416402, 522627, 597288, 624603, 696836, 713832, 832804, 1045254, 1219463, 1249206, 1393672, 1665608, 2090508, 2438926, 2498412, 3658389, 4181016, 4877852, 4996824, 7316778, 8536241, 9755704, 14633556, 17072482, 25608723, 29267112, 34144964, 51217446, 68289928, 102434892, 204869784]

約数ペア:

[(1, 204869784), (2, 102434892), (3, 68289928), (4, 51217446), (6, 34144964), (7, 29267112), (8, 25608723), (12, 17072482), (14, 14633556), (21, 9755704), (24, 8536241), (28, 7316778), (41, 4996824), (42, 4877852), (49, 4181016), (56, 3658389), (82, 2498412), (84, 2438926), (98, 2090508), (123, 1665608), (147, 1393672), (164, 1249206), (168, 1219463), (196, 1045254), (246, 832804), (287, 713832), (294, 696836), (328, 624603), (343, 597288), (392, 522627), (492, 416402), (574, 356916), (588, 348418), (607, 337512), (686, 298644), (861, 237944), (984, 208201), (1029, 199096), (1148, 178458), (1176, 174209), (1214, 168756), (1372, 149322), (1722, 118972), (1821, 112504), (2009, 101976), (2058, 99548), (2296, 89229), (2428, 84378), (2744, 74661), (3444, 59486), (3642, 56252), (4018, 50988), (4116, 49774), (4249, 48216), (4856, 42189), (6027, 33992), (6888, 29743), (7284, 28126), (8036, 25494), (8232, 24887), (8498, 24108), (12054, 16996), (12747, 16072), (14063, 14568)]