248833280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6271}}^1$

素因数の和:6323

約数の個数: 72

約数和(自身を含む): 615358464

約数和(自身を除く): 366525184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 6271, 7936, 9920, 12542, 19840, 25084, 31355, 39680, 50168, 62710, 100336, 125420, 194401, 200672, 250840, 388802, 401344, 501680, 777604, 802688, 972005, 1003360, 1555208, 1605376, 1944010, 2006720, 3110416, 3888020, 4013440, 6220832, 7776040, 8026880, 12441664, 15552080, 24883328, 31104160, 49766656, 62208320, 124416640, 248833280]

約数ペア:

[(1, 248833280), (2, 124416640), (4, 62208320), (5, 49766656), (8, 31104160), (10, 24883328), (16, 15552080), (20, 12441664), (31, 8026880), (32, 7776040), (40, 6220832), (62, 4013440), (64, 3888020), (80, 3110416), (124, 2006720), (128, 1944010), (155, 1605376), (160, 1555208), (248, 1003360), (256, 972005), (310, 802688), (320, 777604), (496, 501680), (620, 401344), (640, 388802), (992, 250840), (1240, 200672), (1280, 194401), (1984, 125420), (2480, 100336), (3968, 62710), (4960, 50168), (6271, 39680), (7936, 31355), (9920, 25084), (12542, 19840)]