77720160

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23131}}^1$

素因数の和:23156

約数の個数: 96

約数和(自身を含む): 279804672

約数和(自身を除く): 202084512

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, 23131, 46262, 69393, 92524, 115655, 138786, 161917, 185048, 231310, 277572, 323834, 346965, 370096, 462620, 485751, 555144, 647668, 693930, 740192, 809585, 925240, 971502, 1110288, 1295336, 1387860, 1619170, 1850480, 1943004, 2220576, 2428755, 2590672, 2775720, 3238340, 3700960, 3886008, 4857510, 5181344, 5551440, 6476680, 7772016, 9715020, 11102880, 12953360, 15544032, 19430040, 25906720, 38860080, 77720160]

約数ペア:

[(1, 77720160), (2, 38860080), (3, 25906720), (4, 19430040), (5, 15544032), (6, 12953360), (7, 11102880), (8, 9715020), (10, 7772016), (12, 6476680), (14, 5551440), (15, 5181344), (16, 4857510), (20, 3886008), (21, 3700960), (24, 3238340), (28, 2775720), (30, 2590672), (32, 2428755), (35, 2220576), (40, 1943004), (42, 1850480), (48, 1619170), (56, 1387860), (60, 1295336), (70, 1110288), (80, 971502), (84, 925240), (96, 809585), (105, 740192), (112, 693930), (120, 647668), (140, 555144), (160, 485751), (168, 462620), (210, 370096), (224, 346965), (240, 323834), (280, 277572), (336, 231310), (420, 185048), (480, 161917), (560, 138786), (672, 115655), (840, 92524), (1120, 69393), (1680, 46262), (3360, 23131)]