73612720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:622

約数の個数: 80

約数和(自身を含む): 183202560

約数和(自身を除く): 109589840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 113, 136, 170, 226, 272, 340, 452, 479, 565, 680, 904, 958, 1130, 1360, 1808, 1916, 1921, 2260, 2395, 3832, 3842, 4520, 4790, 7664, 7684, 8143, 9040, 9580, 9605, 15368, 16286, 19160, 19210, 30736, 32572, 38320, 38420, 40715, 54127, 65144, 76840, 81430, 108254, 130288, 153680, 162860, 216508, 270635, 325720, 433016, 541270, 651440, 866032, 920159, 1082540, 1840318, 2165080, 3680636, 4330160, 4600795, 7361272, 9201590, 14722544, 18403180, 36806360, 73612720]

約数ペア:

[(1, 73612720), (2, 36806360), (4, 18403180), (5, 14722544), (8, 9201590), (10, 7361272), (16, 4600795), (17, 4330160), (20, 3680636), (34, 2165080), (40, 1840318), (68, 1082540), (80, 920159), (85, 866032), (113, 651440), (136, 541270), (170, 433016), (226, 325720), (272, 270635), (340, 216508), (452, 162860), (479, 153680), (565, 130288), (680, 108254), (904, 81430), (958, 76840), (1130, 65144), (1360, 54127), (1808, 40715), (1916, 38420), (1921, 38320), (2260, 32572), (2395, 30736), (3832, 19210), (3842, 19160), (4520, 16286), (4790, 15368), (7664, 9605), (7684, 9580), (8143, 9040)]