2018117120

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10799}}^1$

素因数の和:10895

約数の個数: 80

約数和(自身を含む): 4905489600

約数和(自身を除く): 2887372480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 640, 730, 1168, 1280, 1460, 2336, 2560, 2920, 4672, 5840, 9344, 10799, 11680, 18688, 21598, 23360, 37376, 43196, 46720, 53995, 86392, 93440, 107990, 172784, 186880, 215980, 345568, 431960, 691136, 788327, 863920, 1382272, 1576654, 1727840, 2764544, 3153308, 3455680, 3941635, 5529088, 6306616, 6911360, 7883270, 12613232, 13822720, 15766540, 25226464, 27645440, 31533080, 50452928, 63066160, 100905856, 126132320, 201811712, 252264640, 403623424, 504529280, 1009058560, 2018117120]

約数ペア:

[(1, 2018117120), (2, 1009058560), (4, 504529280), (5, 403623424), (8, 252264640), (10, 201811712), (16, 126132320), (20, 100905856), (32, 63066160), (40, 50452928), (64, 31533080), (73, 27645440), (80, 25226464), (128, 15766540), (146, 13822720), (160, 12613232), (256, 7883270), (292, 6911360), (320, 6306616), (365, 5529088), (512, 3941635), (584, 3455680), (640, 3153308), (730, 2764544), (1168, 1727840), (1280, 1576654), (1460, 1382272), (2336, 863920), (2560, 788327), (2920, 691136), (4672, 431960), (5840, 345568), (9344, 215980), (10799, 186880), (11680, 172784), (18688, 107990), (21598, 93440), (23360, 86392), (37376, 53995), (43196, 46720)]