219028816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 473969664

約数和(自身を除く): 254940848

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 157, 184, 223, 272, 314, 368, 391, 446, 628, 782, 892, 1256, 1564, 1784, 2512, 2669, 3128, 3568, 3611, 3791, 5129, 5338, 6256, 7222, 7582, 10258, 10676, 14444, 15164, 20516, 21352, 28888, 30328, 35011, 41032, 42704, 57776, 60656, 61387, 70022, 82064, 87193, 122774, 140044, 174386, 245548, 280088, 348772, 491096, 560176, 595187, 697544, 805253, 982192, 1190374, 1395088, 1610506, 2380748, 3221012, 4761496, 6442024, 9522992, 12884048, 13689301, 27378602, 54757204, 109514408, 219028816]

約数ペア:

[(1, 219028816), (2, 109514408), (4, 54757204), (8, 27378602), (16, 13689301), (17, 12884048), (23, 9522992), (34, 6442024), (46, 4761496), (68, 3221012), (92, 2380748), (136, 1610506), (157, 1395088), (184, 1190374), (223, 982192), (272, 805253), (314, 697544), (368, 595187), (391, 560176), (446, 491096), (628, 348772), (782, 280088), (892, 245548), (1256, 174386), (1564, 140044), (1784, 122774), (2512, 87193), (2669, 82064), (3128, 70022), (3568, 61387), (3611, 60656), (3791, 57776), (5129, 42704), (5338, 41032), (6256, 35011), (7222, 30328), (7582, 28888), (10258, 21352), (10676, 20516), (14444, 15164)]