208351728

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6547}}^1$

素因数の和:6591

約数の個数: 120

約数和(自身を含む): 664988688

約数和(自身を除く): 456636960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 6547, 7956, 10608, 13094, 15912, 19641, 26188, 31824, 39282, 52376, 58923, 78564, 85111, 104752, 111299, 117846, 157128, 170222, 222598, 235692, 255333, 314256, 333897, 340444, 445196, 471384, 510666, 667794, 680888, 765999, 890392, 942768, 1001691, 1021332, 1335588, 1361776, 1446887, 1531998, 1780784, 2003382, 2042664, 2671176, 2893774, 3063996, 4006764, 4085328, 4340661, 5342352, 5787548, 6127992, 8013528, 8681322, 11575096, 12255984, 13021983, 16027056, 17362644, 23150192, 26043966, 34725288, 52087932, 69450576, 104175864, 208351728]

約数ペア:

[(1, 208351728), (2, 104175864), (3, 69450576), (4, 52087932), (6, 34725288), (8, 26043966), (9, 23150192), (12, 17362644), (13, 16027056), (16, 13021983), (17, 12255984), (18, 11575096), (24, 8681322), (26, 8013528), (34, 6127992), (36, 5787548), (39, 5342352), (48, 4340661), (51, 4085328), (52, 4006764), (68, 3063996), (72, 2893774), (78, 2671176), (102, 2042664), (104, 2003382), (117, 1780784), (136, 1531998), (144, 1446887), (153, 1361776), (156, 1335588), (204, 1021332), (208, 1001691), (221, 942768), (234, 890392), (272, 765999), (306, 680888), (312, 667794), (408, 510666), (442, 471384), (468, 445196), (612, 340444), (624, 333897), (663, 314256), (816, 255333), (884, 235692), (936, 222598), (1224, 170222), (1326, 157128), (1768, 117846), (1872, 111299), (1989, 104752), (2448, 85111), (2652, 78564), (3536, 58923), (3978, 52376), (5304, 39282), (6547, 31824), (7956, 26188), (10608, 19641), (13094, 15912)]