281489664

素因数分解:

$2^8\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1171}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 752208352

約数和(自身を除く): 470718688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 313, 384, 626, 768, 939, 1171, 1252, 1878, 2342, 2504, 3513, 3756, 4684, 5008, 7026, 7512, 9368, 10016, 14052, 15024, 18736, 20032, 28104, 30048, 37472, 40064, 56208, 60096, 74944, 80128, 112416, 120192, 149888, 224832, 240384, 299776, 366523, 449664, 733046, 899328, 1099569, 1466092, 2199138, 2932184, 4398276, 5864368, 8796552, 11728736, 17593104, 23457472, 35186208, 46914944, 70372416, 93829888, 140744832, 281489664]

約数ペア:

[(1, 281489664), (2, 140744832), (3, 93829888), (4, 70372416), (6, 46914944), (8, 35186208), (12, 23457472), (16, 17593104), (24, 11728736), (32, 8796552), (48, 5864368), (64, 4398276), (96, 2932184), (128, 2199138), (192, 1466092), (256, 1099569), (313, 899328), (384, 733046), (626, 449664), (768, 366523), (939, 299776), (1171, 240384), (1252, 224832), (1878, 149888), (2342, 120192), (2504, 112416), (3513, 80128), (3756, 74944), (4684, 60096), (5008, 56208), (7026, 40064), (7512, 37472), (9368, 30048), (10016, 28104), (14052, 20032), (15024, 18736)]