138677120

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9421}}^1$

素因数の和:9463

約数の個数: 64

約数和(自身を含む): 345975840

約数和(自身を除く): 207298720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 9421, 14720, 18842, 37684, 47105, 75368, 94210, 150736, 188420, 216683, 301472, 376840, 433366, 602944, 753680, 866732, 1083415, 1205888, 1507360, 1733464, 2166830, 3014720, 3466928, 4333660, 6029440, 6933856, 8667320, 13867712, 17334640, 27735424, 34669280, 69338560, 138677120]

約数ペア:

[(1, 138677120), (2, 69338560), (4, 34669280), (5, 27735424), (8, 17334640), (10, 13867712), (16, 8667320), (20, 6933856), (23, 6029440), (32, 4333660), (40, 3466928), (46, 3014720), (64, 2166830), (80, 1733464), (92, 1507360), (115, 1205888), (128, 1083415), (160, 866732), (184, 753680), (230, 602944), (320, 433366), (368, 376840), (460, 301472), (640, 216683), (736, 188420), (920, 150736), (1472, 94210), (1840, 75368), (2944, 47105), (3680, 37684), (7360, 18842), (9421, 14720)]