247577456

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 562892544

約数和(自身を除く): 315315088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 107, 112, 146, 214, 283, 292, 428, 511, 566, 584, 749, 856, 1022, 1132, 1168, 1498, 1712, 1981, 2044, 2264, 2996, 3962, 4088, 4528, 5992, 7811, 7924, 8176, 11984, 15622, 15848, 20659, 30281, 31244, 31696, 41318, 54677, 60562, 62488, 82636, 109354, 121124, 124976, 144613, 165272, 211967, 218708, 242248, 289226, 330544, 423934, 437416, 484496, 578452, 847868, 874832, 1156904, 1695736, 2210513, 2313808, 3391472, 4421026, 8842052, 15473591, 17684104, 30947182, 35368208, 61894364, 123788728, 247577456]

約数ペア:

[(1, 247577456), (2, 123788728), (4, 61894364), (7, 35368208), (8, 30947182), (14, 17684104), (16, 15473591), (28, 8842052), (56, 4421026), (73, 3391472), (107, 2313808), (112, 2210513), (146, 1695736), (214, 1156904), (283, 874832), (292, 847868), (428, 578452), (511, 484496), (566, 437416), (584, 423934), (749, 330544), (856, 289226), (1022, 242248), (1132, 218708), (1168, 211967), (1498, 165272), (1712, 144613), (1981, 124976), (2044, 121124), (2264, 109354), (2996, 82636), (3962, 62488), (4088, 60562), (4528, 54677), (5992, 41318), (7811, 31696), (7924, 31244), (8176, 30281), (11984, 20659), (15622, 15848)]