221851728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1733}}^1$

素因数の和:1881

約数の個数: 120

約数和(自身を含む): 715573248

約数和(自身を除く): 493721520

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 127, 144, 168, 252, 254, 336, 381, 504, 508, 762, 889, 1008, 1016, 1143, 1524, 1733, 1778, 2032, 2286, 2667, 3048, 3466, 3556, 4572, 5199, 5334, 6096, 6932, 7112, 8001, 9144, 10398, 10668, 12131, 13864, 14224, 15597, 16002, 18288, 20796, 21336, 24262, 27728, 31194, 32004, 36393, 41592, 42672, 48524, 62388, 64008, 72786, 83184, 97048, 109179, 124776, 128016, 145572, 194096, 218358, 220091, 249552, 291144, 436716, 440182, 582288, 660273, 873432, 880364, 1320546, 1540637, 1746864, 1760728, 1980819, 2641092, 3081274, 3521456, 3961638, 4621911, 5282184, 6162548, 7923276, 9243822, 10564368, 12325096, 13865733, 15846552, 18487644, 24650192, 27731466, 31693104, 36975288, 55462932, 73950576, 110925864, 221851728]

約数ペア:

[(1, 221851728), (2, 110925864), (3, 73950576), (4, 55462932), (6, 36975288), (7, 31693104), (8, 27731466), (9, 24650192), (12, 18487644), (14, 15846552), (16, 13865733), (18, 12325096), (21, 10564368), (24, 9243822), (28, 7923276), (36, 6162548), (42, 5282184), (48, 4621911), (56, 3961638), (63, 3521456), (72, 3081274), (84, 2641092), (112, 1980819), (126, 1760728), (127, 1746864), (144, 1540637), (168, 1320546), (252, 880364), (254, 873432), (336, 660273), (381, 582288), (504, 440182), (508, 436716), (762, 291144), (889, 249552), (1008, 220091), (1016, 218358), (1143, 194096), (1524, 145572), (1733, 128016), (1778, 124776), (2032, 109179), (2286, 97048), (2667, 83184), (3048, 72786), (3466, 64008), (3556, 62388), (4572, 48524), (5199, 42672), (5334, 41592), (6096, 36393), (6932, 32004), (7112, 31194), (8001, 27728), (9144, 24262), (10398, 21336), (10668, 20796), (12131, 18288), (13864, 16002), (14224, 15597)]