278061840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{55171}}^1$

素因数の和:55197

約数の個数: 120

約数和(自身を含む): 1067247168

約数和(自身を除く): 789185328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 55171, 110342, 165513, 220684, 275855, 331026, 386197, 441368, 496539, 551710, 662052, 772394, 827565, 882736, 993078, 1103420, 1158591, 1324104, 1544788, 1655130, 1930985, 1986156, 2206840, 2317182, 2482695, 2648208, 3089576, 3310260, 3475773, 3861970, 3972312, 4413680, 4634364, 4965390, 5792955, 6179152, 6620520, 6951546, 7723940, 7944624, 9268728, 9930780, 11585910, 13241040, 13903092, 15447880, 17378865, 18537456, 19861560, 23171820, 27806184, 30895760, 34757730, 39723120, 46343640, 55612368, 69515460, 92687280, 139030920, 278061840]

約数ペア:

[(1, 278061840), (2, 139030920), (3, 92687280), (4, 69515460), (5, 55612368), (6, 46343640), (7, 39723120), (8, 34757730), (9, 30895760), (10, 27806184), (12, 23171820), (14, 19861560), (15, 18537456), (16, 17378865), (18, 15447880), (20, 13903092), (21, 13241040), (24, 11585910), (28, 9930780), (30, 9268728), (35, 7944624), (36, 7723940), (40, 6951546), (42, 6620520), (45, 6179152), (48, 5792955), (56, 4965390), (60, 4634364), (63, 4413680), (70, 3972312), (72, 3861970), (80, 3475773), (84, 3310260), (90, 3089576), (105, 2648208), (112, 2482695), (120, 2317182), (126, 2206840), (140, 1986156), (144, 1930985), (168, 1655130), (180, 1544788), (210, 1324104), (240, 1158591), (252, 1103420), (280, 993078), (315, 882736), (336, 827565), (360, 772394), (420, 662052), (504, 551710), (560, 496539), (630, 441368), (720, 386197), (840, 331026), (1008, 275855), (1260, 220684), (1680, 165513), (2520, 110342), (5040, 55171)]