198598260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:686

約数の個数: 192

約数和(自身を含む): 686407680

約数和(自身を除く): 487809420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 41, 42, 57, 60, 70, 76, 82, 84, 95, 105, 114, 123, 133, 140, 164, 190, 205, 210, 228, 246, 266, 285, 287, 380, 399, 410, 420, 492, 532, 570, 574, 607, 615, 665, 779, 798, 820, 861, 1140, 1148, 1214, 1230, 1330, 1435, 1558, 1596, 1722, 1821, 1995, 2337, 2428, 2460, 2660, 2870, 3035, 3116, 3444, 3642, 3895, 3990, 4249, 4305, 4674, 5453, 5740, 6070, 7284, 7790, 7980, 8498, 8610, 9105, 9348, 10906, 11533, 11685, 12140, 12747, 15580, 16359, 16996, 17220, 18210, 21245, 21812, 23066, 23370, 24887, 25494, 27265, 32718, 34599, 36420, 42490, 46132, 46740, 49774, 50988, 54530, 57665, 63735, 65436, 69198, 74661, 80731, 81795, 84980, 99548, 109060, 115330, 124435, 127470, 138396, 149322, 161462, 163590, 172995, 174209, 230660, 242193, 248870, 254940, 298644, 322924, 327180, 345990, 348418, 373305, 403655, 472853, 484386, 497740, 522627, 691980, 696836, 746610, 807310, 871045, 945706, 968772, 1045254, 1210965, 1418559, 1493220, 1614620, 1742090, 1891412, 2090508, 2364265, 2421930, 2613135, 2837118, 3309971, 3484180, 4728530, 4843860, 5226270, 5674236, 6619942, 7092795, 9457060, 9929913, 10452540, 13239884, 14185590, 16549855, 19859826, 28371180, 33099710, 39719652, 49649565, 66199420, 99299130, 198598260]

約数ペア:

[(1, 198598260), (2, 99299130), (3, 66199420), (4, 49649565), (5, 39719652), (6, 33099710), (7, 28371180), (10, 19859826), (12, 16549855), (14, 14185590), (15, 13239884), (19, 10452540), (20, 9929913), (21, 9457060), (28, 7092795), (30, 6619942), (35, 5674236), (38, 5226270), (41, 4843860), (42, 4728530), (57, 3484180), (60, 3309971), (70, 2837118), (76, 2613135), (82, 2421930), (84, 2364265), (95, 2090508), (105, 1891412), (114, 1742090), (123, 1614620), (133, 1493220), (140, 1418559), (164, 1210965), (190, 1045254), (205, 968772), (210, 945706), (228, 871045), (246, 807310), (266, 746610), (285, 696836), (287, 691980), (380, 522627), (399, 497740), (410, 484386), (420, 472853), (492, 403655), (532, 373305), (570, 348418), (574, 345990), (607, 327180), (615, 322924), (665, 298644), (779, 254940), (798, 248870), (820, 242193), (861, 230660), (1140, 174209), (1148, 172995), (1214, 163590), (1230, 161462), (1330, 149322), (1435, 138396), (1558, 127470), (1596, 124435), (1722, 115330), (1821, 109060), (1995, 99548), (2337, 84980), (2428, 81795), (2460, 80731), (2660, 74661), (2870, 69198), (3035, 65436), (3116, 63735), (3444, 57665), (3642, 54530), (3895, 50988), (3990, 49774), (4249, 46740), (4305, 46132), (4674, 42490), (5453, 36420), (5740, 34599), (6070, 32718), (7284, 27265), (7790, 25494), (7980, 24887), (8498, 23370), (8610, 23066), (9105, 21812), (9348, 21245), (10906, 18210), (11533, 17220), (11685, 16996), (12140, 16359), (12747, 15580)]