257023488

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{8807}}^1$

素因数の和:8847

約数の個数: 80

約数和(自身を含む): 720846720

約数和(自身を除く): 463823232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 512, 608, 768, 912, 1216, 1536, 1824, 2432, 3648, 4864, 7296, 8807, 9728, 14592, 17614, 26421, 29184, 35228, 52842, 70456, 105684, 140912, 167333, 211368, 281824, 334666, 422736, 501999, 563648, 669332, 845472, 1003998, 1127296, 1338664, 1690944, 2007996, 2254592, 2677328, 3381888, 4015992, 4509184, 5354656, 6763776, 8031984, 10709312, 13527552, 16063968, 21418624, 32127936, 42837248, 64255872, 85674496, 128511744, 257023488]

約数ペア:

[(1, 257023488), (2, 128511744), (3, 85674496), (4, 64255872), (6, 42837248), (8, 32127936), (12, 21418624), (16, 16063968), (19, 13527552), (24, 10709312), (32, 8031984), (38, 6763776), (48, 5354656), (57, 4509184), (64, 4015992), (76, 3381888), (96, 2677328), (114, 2254592), (128, 2007996), (152, 1690944), (192, 1338664), (228, 1127296), (256, 1003998), (304, 845472), (384, 669332), (456, 563648), (512, 501999), (608, 422736), (768, 334666), (912, 281824), (1216, 211368), (1536, 167333), (1824, 140912), (2432, 105684), (3648, 70456), (4864, 52842), (7296, 35228), (8807, 29184), (9728, 26421), (14592, 17614)]