84181120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4293

約数の個数: 64

約数和(自身を含む): 207786240

約数和(自身を除く): 123605120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4243, 4960, 8486, 9920, 16972, 19840, 21215, 33944, 42430, 67888, 84860, 131533, 135776, 169720, 263066, 271552, 339440, 526132, 543104, 657665, 678880, 1052264, 1315330, 1357760, 2104528, 2630660, 2715520, 4209056, 5261320, 8418112, 10522640, 16836224, 21045280, 42090560, 84181120]

約数ペア:

[(1, 84181120), (2, 42090560), (4, 21045280), (5, 16836224), (8, 10522640), (10, 8418112), (16, 5261320), (20, 4209056), (31, 2715520), (32, 2630660), (40, 2104528), (62, 1357760), (64, 1315330), (80, 1052264), (124, 678880), (128, 657665), (155, 543104), (160, 526132), (248, 339440), (310, 271552), (320, 263066), (496, 169720), (620, 135776), (640, 131533), (992, 84860), (1240, 67888), (1984, 42430), (2480, 33944), (3968, 21215), (4243, 19840), (4960, 16972), (8486, 9920)]