78916800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:467

約数の個数: 168

約数和(自身を含む): 265889232

約数和(自身を除く): 186972432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 64, 75, 80, 82, 96, 100, 120, 123, 150, 160, 164, 192, 200, 205, 240, 246, 300, 320, 328, 400, 401, 410, 480, 492, 600, 615, 656, 800, 802, 820, 960, 984, 1025, 1200, 1203, 1230, 1312, 1600, 1604, 1640, 1968, 2005, 2050, 2400, 2406, 2460, 2624, 3075, 3208, 3280, 3936, 4010, 4100, 4800, 4812, 4920, 6015, 6150, 6416, 6560, 7872, 8020, 8200, 9624, 9840, 10025, 12030, 12300, 12832, 13120, 16040, 16400, 16441, 19248, 19680, 20050, 24060, 24600, 25664, 30075, 32080, 32800, 32882, 38496, 39360, 40100, 48120, 49200, 49323, 60150, 64160, 65600, 65764, 76992, 80200, 82205, 96240, 98400, 98646, 120300, 128320, 131528, 160400, 164410, 192480, 196800, 197292, 240600, 246615, 263056, 320800, 328820, 384960, 394584, 411025, 481200, 493230, 526112, 641600, 657640, 789168, 822050, 962400, 986460, 1052224, 1233075, 1315280, 1578336, 1644100, 1924800, 1972920, 2466150, 2630560, 3156672, 3288200, 3945840, 4932300, 5261120, 6576400, 7891680, 9864600, 13152800, 15783360, 19729200, 26305600, 39458400, 78916800]

約数ペア:

[(1, 78916800), (2, 39458400), (3, 26305600), (4, 19729200), (5, 15783360), (6, 13152800), (8, 9864600), (10, 7891680), (12, 6576400), (15, 5261120), (16, 4932300), (20, 3945840), (24, 3288200), (25, 3156672), (30, 2630560), (32, 2466150), (40, 1972920), (41, 1924800), (48, 1644100), (50, 1578336), (60, 1315280), (64, 1233075), (75, 1052224), (80, 986460), (82, 962400), (96, 822050), (100, 789168), (120, 657640), (123, 641600), (150, 526112), (160, 493230), (164, 481200), (192, 411025), (200, 394584), (205, 384960), (240, 328820), (246, 320800), (300, 263056), (320, 246615), (328, 240600), (400, 197292), (401, 196800), (410, 192480), (480, 164410), (492, 160400), (600, 131528), (615, 128320), (656, 120300), (800, 98646), (802, 98400), (820, 96240), (960, 82205), (984, 80200), (1025, 76992), (1200, 65764), (1203, 65600), (1230, 64160), (1312, 60150), (1600, 49323), (1604, 49200), (1640, 48120), (1968, 40100), (2005, 39360), (2050, 38496), (2400, 32882), (2406, 32800), (2460, 32080), (2624, 30075), (3075, 25664), (3208, 24600), (3280, 24060), (3936, 20050), (4010, 19680), (4100, 19248), (4800, 16441), (4812, 16400), (4920, 16040), (6015, 13120), (6150, 12832), (6416, 12300), (6560, 12030), (7872, 10025), (8020, 9840), (8200, 9624)]