20199260520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1\times {\mathrm{1013}}^1$

素因数の和:1569

約数の個数: 256

約数和(自身を含む): 69357600000

約数和(自身を除く): 49158339480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 499, 540, 555, 666, 740, 888, 998, 999, 1013, 1080, 1110, 1332, 1480, 1497, 1665, 1996, 1998, 2026, 2220, 2495, 2664, 2994, 3039, 3330, 3992, 3996, 4052, 4440, 4491, 4990, 4995, 5065, 5988, 6078, 6660, 7485, 7992, 8104, 8982, 9117, 9980, 9990, 10130, 11976, 12156, 13320, 13473, 14970, 15195, 17964, 18234, 18463, 19960, 19980, 20260, 22455, 24312, 26946, 27351, 29940, 30390, 35928, 36468, 36926, 37481, 39960, 40520, 44910, 45585, 53892, 54702, 55389, 59880, 60780, 67365, 72936, 73852, 74962, 89820, 91170, 92315, 107784, 109404, 110778, 112443, 121560, 134730, 136755, 147704, 149924, 166167, 179640, 182340, 184630, 187405, 218808, 221556, 224886, 269460, 273510, 276945, 299848, 332334, 337329, 364680, 369260, 374810, 443112, 449772, 498501, 505487, 538920, 547020, 553890, 562215, 664668, 674658, 738520, 749620, 830835, 899544, 997002, 1010974, 1011987, 1094040, 1107780, 1124430, 1329336, 1349316, 1499240, 1516461, 1661670, 1686645, 1994004, 2021948, 2023974, 2215560, 2248860, 2492505, 2527435, 2698632, 3032922, 3323340, 3373290, 3988008, 4043896, 4047948, 4497720, 4549383, 4985010, 5054870, 5059935, 6065844, 6646680, 6746580, 7582305, 8095896, 9098766, 9970020, 10109740, 10119870, 12131688, 13493160, 13648149, 15164610, 18197532, 18703019, 19940040, 20219480, 20239740, 22746915, 27296298, 30329220, 36395064, 37406038, 40479480, 45493830, 54592596, 56109057, 60658440, 68240745, 74812076, 90987660, 93515095, 109185192, 112218114, 136481490, 149624152, 168327171, 181975320, 187030190, 224436228, 272962980, 280545285, 336654342, 374060380, 448872456, 504981513, 545925960, 561090570, 673308684, 748120760, 841635855, 1009963026, 1122181140, 1346617368, 1683271710, 2019926052, 2244362280, 2524907565, 3366543420, 4039852104, 5049815130, 6733086840, 10099630260, 20199260520]

約数ペア:

[(1, 20199260520), (2, 10099630260), (3, 6733086840), (4, 5049815130), (5, 4039852104), (6, 3366543420), (8, 2524907565), (9, 2244362280), (10, 2019926052), (12, 1683271710), (15, 1346617368), (18, 1122181140), (20, 1009963026), (24, 841635855), (27, 748120760), (30, 673308684), (36, 561090570), (37, 545925960), (40, 504981513), (45, 448872456), (54, 374060380), (60, 336654342), (72, 280545285), (74, 272962980), (90, 224436228), (108, 187030190), (111, 181975320), (120, 168327171), (135, 149624152), (148, 136481490), (180, 112218114), (185, 109185192), (216, 93515095), (222, 90987660), (270, 74812076), (296, 68240745), (333, 60658440), (360, 56109057), (370, 54592596), (444, 45493830), (499, 40479480), (540, 37406038), (555, 36395064), (666, 30329220), (740, 27296298), (888, 22746915), (998, 20239740), (999, 20219480), (1013, 19940040), (1080, 18703019), (1110, 18197532), (1332, 15164610), (1480, 13648149), (1497, 13493160), (1665, 12131688), (1996, 10119870), (1998, 10109740), (2026, 9970020), (2220, 9098766), (2495, 8095896), (2664, 7582305), (2994, 6746580), (3039, 6646680), (3330, 6065844), (3992, 5059935), (3996, 5054870), (4052, 4985010), (4440, 4549383), (4491, 4497720), (4990, 4047948), (4995, 4043896), (5065, 3988008), (5988, 3373290), (6078, 3323340), (6660, 3032922), (7485, 2698632), (7992, 2527435), (8104, 2492505), (8982, 2248860), (9117, 2215560), (9980, 2023974), (9990, 2021948), (10130, 1994004), (11976, 1686645), (12156, 1661670), (13320, 1516461), (13473, 1499240), (14970, 1349316), (15195, 1329336), (17964, 1124430), (18234, 1107780), (18463, 1094040), (19960, 1011987), (19980, 1010974), (20260, 997002), (22455, 899544), (24312, 830835), (26946, 749620), (27351, 738520), (29940, 674658), (30390, 664668), (35928, 562215), (36468, 553890), (36926, 547020), (37481, 538920), (39960, 505487), (40520, 498501), (44910, 449772), (45585, 443112), (53892, 374810), (54702, 369260), (55389, 364680), (59880, 337329), (60780, 332334), (67365, 299848), (72936, 276945), (73852, 273510), (74962, 269460), (89820, 224886), (91170, 221556), (92315, 218808), (107784, 187405), (109404, 184630), (110778, 182340), (112443, 179640), (121560, 166167), (134730, 149924), (136755, 147704)]