2778515040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{826939}}^1$

素因数の和:826964

約数の個数: 96

約数和(自身を含む): 10002666240

約数和(自身を除く): 7224151200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 826939, 1653878, 2480817, 3307756, 4134695, 4961634, 5788573, 6615512, 8269390, 9923268, 11577146, 12404085, 13231024, 16538780, 17365719, 19846536, 23154292, 24808170, 26462048, 28942865, 33077560, 34731438, 39693072, 46308584, 49616340, 57885730, 66155120, 69462876, 79386144, 86828595, 92617168, 99232680, 115771460, 132310240, 138925752, 173657190, 185234336, 198465360, 231542920, 277851504, 347314380, 396930720, 463085840, 555703008, 694628760, 926171680, 1389257520, 2778515040]

約数ペア:

[(1, 2778515040), (2, 1389257520), (3, 926171680), (4, 694628760), (5, 555703008), (6, 463085840), (7, 396930720), (8, 347314380), (10, 277851504), (12, 231542920), (14, 198465360), (15, 185234336), (16, 173657190), (20, 138925752), (21, 132310240), (24, 115771460), (28, 99232680), (30, 92617168), (32, 86828595), (35, 79386144), (40, 69462876), (42, 66155120), (48, 57885730), (56, 49616340), (60, 46308584), (70, 39693072), (80, 34731438), (84, 33077560), (96, 28942865), (105, 26462048), (112, 24808170), (120, 23154292), (140, 19846536), (160, 17365719), (168, 16538780), (210, 13231024), (224, 12404085), (240, 11577146), (280, 9923268), (336, 8269390), (420, 6615512), (480, 5788573), (560, 4961634), (672, 4134695), (840, 3307756), (1120, 2480817), (1680, 1653878), (3360, 826939)]