201440728

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 414777600

約数和(自身を除く): 213336872

約数列:

[1, 2, 4, 8, 29, 31, 37, 58, 62, 74, 116, 124, 148, 232, 248, 296, 757, 899, 1073, 1147, 1514, 1798, 2146, 2294, 3028, 3596, 4292, 4588, 6056, 7192, 8584, 9176, 21953, 23467, 28009, 33263, 43906, 46934, 56018, 66526, 87812, 93868, 112036, 133052, 175624, 187736, 224072, 266104, 680543, 812261, 868279, 1361086, 1624522, 1736558, 2722172, 3249044, 3473116, 5444344, 6498088, 6946232, 25180091, 50360182, 100720364, 201440728]

約数ペア:

[(1, 201440728), (2, 100720364), (4, 50360182), (8, 25180091), (29, 6946232), (31, 6498088), (37, 5444344), (58, 3473116), (62, 3249044), (74, 2722172), (116, 1736558), (124, 1624522), (148, 1361086), (232, 868279), (248, 812261), (296, 680543), (757, 266104), (899, 224072), (1073, 187736), (1147, 175624), (1514, 133052), (1798, 112036), (2146, 93868), (2294, 87812), (3028, 66526), (3596, 56018), (4292, 46934), (4588, 43906), (6056, 33263), (7192, 28009), (8584, 23467), (9176, 21953)]