81686304

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{40519}}^1$

素因数の和:40542

約数の個数: 72

約数和(自身を含む): 265487040

約数和(自身を除く): 183800736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 40519, 81038, 121557, 162076, 243114, 283633, 324152, 364671, 486228, 567266, 648304, 729342, 850899, 972456, 1134532, 1296608, 1458684, 1701798, 1944912, 2269064, 2552697, 2917368, 3403596, 3889824, 4538128, 5105394, 5834736, 6807192, 9076256, 10210788, 11669472, 13614384, 20421576, 27228768, 40843152, 81686304]

約数ペア:

[(1, 81686304), (2, 40843152), (3, 27228768), (4, 20421576), (6, 13614384), (7, 11669472), (8, 10210788), (9, 9076256), (12, 6807192), (14, 5834736), (16, 5105394), (18, 4538128), (21, 3889824), (24, 3403596), (28, 2917368), (32, 2552697), (36, 2269064), (42, 1944912), (48, 1701798), (56, 1458684), (63, 1296608), (72, 1134532), (84, 972456), (96, 850899), (112, 729342), (126, 648304), (144, 567266), (168, 486228), (224, 364671), (252, 324152), (288, 283633), (336, 243114), (504, 162076), (672, 121557), (1008, 81038), (2016, 40519)]