1278556188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:448

約数の個数: 192

約数和(自身を含む): 3829432320

約数和(自身を除く): 2550876132

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 179, 182, 186, 211, 217, 273, 358, 364, 372, 403, 422, 434, 537, 546, 633, 651, 716, 806, 844, 868, 1074, 1092, 1209, 1253, 1266, 1302, 1477, 1612, 2148, 2327, 2418, 2506, 2532, 2604, 2743, 2821, 2954, 3759, 4431, 4654, 4836, 5012, 5486, 5549, 5642, 5908, 6541, 6981, 7518, 8229, 8463, 8862, 9308, 10972, 11098, 11284, 13082, 13962, 15036, 16289, 16458, 16647, 16926, 17724, 19201, 19623, 22196, 26164, 27924, 32578, 32916, 33294, 33852, 37769, 38402, 38843, 39246, 45787, 48867, 57603, 65156, 66588, 72137, 75538, 76804, 77686, 78492, 85033, 91574, 97734, 113307, 115206, 116529, 137361, 144274, 151076, 155372, 170066, 183148, 195468, 216411, 226614, 230412, 233058, 255099, 264383, 274722, 288548, 340132, 432822, 453228, 466116, 490997, 504959, 510198, 528766, 549444, 595231, 793149, 865644, 981994, 1009918, 1020396, 1057532, 1170839, 1190462, 1472991, 1514877, 1586298, 1785693, 1963988, 2019836, 2341678, 2380924, 2945982, 3029754, 3172596, 3436979, 3512517, 3571386, 4683356, 5891964, 6059508, 6873958, 7025034, 7142772, 8195873, 10310937, 13747916, 14050068, 15220907, 16391746, 20621874, 24587619, 30441814, 32783492, 41243748, 45662721, 49175238, 60883628, 91325442, 98350476, 106546349, 182650884, 213092698, 319639047, 426185396, 639278094, 1278556188]

約数ペア:

[(1, 1278556188), (2, 639278094), (3, 426185396), (4, 319639047), (6, 213092698), (7, 182650884), (12, 106546349), (13, 98350476), (14, 91325442), (21, 60883628), (26, 49175238), (28, 45662721), (31, 41243748), (39, 32783492), (42, 30441814), (52, 24587619), (62, 20621874), (78, 16391746), (84, 15220907), (91, 14050068), (93, 13747916), (124, 10310937), (156, 8195873), (179, 7142772), (182, 7025034), (186, 6873958), (211, 6059508), (217, 5891964), (273, 4683356), (358, 3571386), (364, 3512517), (372, 3436979), (403, 3172596), (422, 3029754), (434, 2945982), (537, 2380924), (546, 2341678), (633, 2019836), (651, 1963988), (716, 1785693), (806, 1586298), (844, 1514877), (868, 1472991), (1074, 1190462), (1092, 1170839), (1209, 1057532), (1253, 1020396), (1266, 1009918), (1302, 981994), (1477, 865644), (1612, 793149), (2148, 595231), (2327, 549444), (2418, 528766), (2506, 510198), (2532, 504959), (2604, 490997), (2743, 466116), (2821, 453228), (2954, 432822), (3759, 340132), (4431, 288548), (4654, 274722), (4836, 264383), (5012, 255099), (5486, 233058), (5549, 230412), (5642, 226614), (5908, 216411), (6541, 195468), (6981, 183148), (7518, 170066), (8229, 155372), (8463, 151076), (8862, 144274), (9308, 137361), (10972, 116529), (11098, 115206), (11284, 113307), (13082, 97734), (13962, 91574), (15036, 85033), (16289, 78492), (16458, 77686), (16647, 76804), (16926, 75538), (17724, 72137), (19201, 66588), (19623, 65156), (22196, 57603), (26164, 48867), (27924, 45787), (32578, 39246), (32916, 38843), (33294, 38402), (33852, 37769)]