263941320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 846806400

約数和(自身を除く): 582865080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 109, 120, 136, 170, 204, 218, 255, 327, 340, 408, 436, 510, 545, 654, 680, 872, 1020, 1090, 1187, 1308, 1635, 1853, 2040, 2180, 2374, 2616, 3270, 3561, 3706, 4360, 4748, 5559, 5935, 6540, 7122, 7412, 9265, 9496, 11118, 11870, 13080, 14244, 14824, 17805, 18530, 20179, 22236, 23740, 27795, 28488, 35610, 37060, 40358, 44472, 47480, 55590, 60537, 71220, 74120, 80716, 100895, 111180, 121074, 129383, 142440, 161432, 201790, 222360, 242148, 258766, 302685, 388149, 403580, 484296, 517532, 605370, 646915, 776298, 807160, 1035064, 1210740, 1293830, 1552596, 1940745, 2199511, 2421480, 2587660, 3105192, 3881490, 4399022, 5175320, 6598533, 7762980, 8798044, 10997555, 13197066, 15525960, 17596088, 21995110, 26394132, 32992665, 43990220, 52788264, 65985330, 87980440, 131970660, 263941320]

約数ペア:

[(1, 263941320), (2, 131970660), (3, 87980440), (4, 65985330), (5, 52788264), (6, 43990220), (8, 32992665), (10, 26394132), (12, 21995110), (15, 17596088), (17, 15525960), (20, 13197066), (24, 10997555), (30, 8798044), (34, 7762980), (40, 6598533), (51, 5175320), (60, 4399022), (68, 3881490), (85, 3105192), (102, 2587660), (109, 2421480), (120, 2199511), (136, 1940745), (170, 1552596), (204, 1293830), (218, 1210740), (255, 1035064), (327, 807160), (340, 776298), (408, 646915), (436, 605370), (510, 517532), (545, 484296), (654, 403580), (680, 388149), (872, 302685), (1020, 258766), (1090, 242148), (1187, 222360), (1308, 201790), (1635, 161432), (1853, 142440), (2040, 129383), (2180, 121074), (2374, 111180), (2616, 100895), (3270, 80716), (3561, 74120), (3706, 71220), (4360, 60537), (4748, 55590), (5559, 47480), (5935, 44472), (6540, 40358), (7122, 37060), (7412, 35610), (9265, 28488), (9496, 27795), (11118, 23740), (11870, 22236), (13080, 20179), (14244, 18530), (14824, 17805)]