20176519020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:673

約数の個数: 384

約数和(自身を含む): 70636769280

約数和(自身を除く): 50460250260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 41, 42, 51, 60, 68, 70, 82, 84, 85, 102, 105, 119, 123, 140, 157, 164, 170, 204, 205, 210, 238, 246, 255, 287, 314, 340, 357, 410, 420, 439, 471, 476, 492, 510, 574, 595, 615, 628, 697, 714, 785, 820, 861, 878, 942, 1020, 1099, 1148, 1190, 1230, 1317, 1394, 1428, 1435, 1570, 1722, 1756, 1785, 1884, 2091, 2195, 2198, 2355, 2380, 2460, 2634, 2669, 2788, 2870, 3073, 3140, 3297, 3444, 3485, 3570, 4182, 4305, 4390, 4396, 4710, 4879, 5268, 5338, 5495, 5740, 6146, 6437, 6585, 6594, 6970, 7140, 7463, 8007, 8364, 8610, 8780, 9219, 9420, 9758, 10455, 10676, 10990, 12292, 12874, 13170, 13188, 13345, 13940, 14637, 14926, 15365, 16014, 16485, 17220, 17999, 18438, 18683, 19311, 19516, 20910, 21980, 22389, 24395, 25748, 26340, 26690, 29274, 29852, 30730, 32028, 32185, 32970, 35998, 36876, 37315, 37366, 38622, 40035, 41820, 44778, 45059, 46095, 48790, 52241, 53380, 53997, 56049, 58548, 61460, 64370, 65940, 68923, 71996, 73185, 74630, 74732, 77244, 80070, 89556, 89995, 90118, 92190, 93415, 96555, 97580, 104482, 107994, 109429, 111945, 112098, 125993, 128740, 135177, 137846, 146370, 149260, 156723, 160140, 179990, 180236, 184380, 186830, 193110, 206769, 208964, 215988, 218858, 223890, 224196, 225295, 251986, 261205, 269985, 270354, 275692, 280245, 292740, 305983, 313446, 328287, 344615, 359980, 373660, 377979, 386220, 413538, 437716, 447780, 450590, 482461, 503972, 522410, 539970, 540708, 547145, 560490, 611966, 626892, 629965, 656574, 675885, 689230, 755958, 766003, 783615, 827076, 901180, 917949, 964922, 1033845, 1044820, 1079940, 1094290, 1120980, 1171691, 1223932, 1259930, 1313148, 1351770, 1378460, 1447383, 1511916, 1529915, 1532006, 1567230, 1641435, 1835898, 1889895, 1929844, 2067690, 2141881, 2188580, 2298009, 2343382, 2412305, 2519860, 2703540, 2825843, 2894766, 3059830, 3064012, 3134460, 3282870, 3515073, 3671796, 3779790, 3830015, 4135380, 4283762, 4589745, 4596018, 4686764, 4824610, 5651686, 5789532, 5858455, 6119660, 6425643, 6565740, 7030146, 7236915, 7559580, 7660030, 8201837, 8477529, 8567524, 9179490, 9192036, 9649220, 10709405, 11303372, 11490045, 11716910, 12851286, 14060292, 14129215, 14473830, 15320060, 16403674, 16955058, 17575365, 18358980, 19780901, 21418810, 22980090, 23433820, 24605511, 25702572, 28258430, 28947660, 32128215, 32807348, 33910116, 35150730, 39561802, 41009185, 42387645, 42837620, 45960180, 48039331, 49211022, 56516860, 59342703, 64256430, 70301460, 79123604, 82018370, 84775290, 96078662, 98422044, 98904505, 118685406, 123027555, 128512860, 144117993, 164036740, 169550580, 192157324, 197809010, 237370812, 240196655, 246055110, 288235986, 296713515, 336275317, 395618020, 480393310, 492110220, 576471972, 593427030, 672550634, 720589965, 960786620, 1008825951, 1186854060, 1345101268, 1441179930, 1681376585, 2017651902, 2882359860, 3362753170, 4035303804, 5044129755, 6725506340, 10088259510, 20176519020]

約数ペア:

[(1, 20176519020), (2, 10088259510), (3, 6725506340), (4, 5044129755), (5, 4035303804), (6, 3362753170), (7, 2882359860), (10, 2017651902), (12, 1681376585), (14, 1441179930), (15, 1345101268), (17, 1186854060), (20, 1008825951), (21, 960786620), (28, 720589965), (30, 672550634), (34, 593427030), (35, 576471972), (41, 492110220), (42, 480393310), (51, 395618020), (60, 336275317), (68, 296713515), (70, 288235986), (82, 246055110), (84, 240196655), (85, 237370812), (102, 197809010), (105, 192157324), (119, 169550580), (123, 164036740), (140, 144117993), (157, 128512860), (164, 123027555), (170, 118685406), (204, 98904505), (205, 98422044), (210, 96078662), (238, 84775290), (246, 82018370), (255, 79123604), (287, 70301460), (314, 64256430), (340, 59342703), (357, 56516860), (410, 49211022), (420, 48039331), (439, 45960180), (471, 42837620), (476, 42387645), (492, 41009185), (510, 39561802), (574, 35150730), (595, 33910116), (615, 32807348), (628, 32128215), (697, 28947660), (714, 28258430), (785, 25702572), (820, 24605511), (861, 23433820), (878, 22980090), (942, 21418810), (1020, 19780901), (1099, 18358980), (1148, 17575365), (1190, 16955058), (1230, 16403674), (1317, 15320060), (1394, 14473830), (1428, 14129215), (1435, 14060292), (1570, 12851286), (1722, 11716910), (1756, 11490045), (1785, 11303372), (1884, 10709405), (2091, 9649220), (2195, 9192036), (2198, 9179490), (2355, 8567524), (2380, 8477529), (2460, 8201837), (2634, 7660030), (2669, 7559580), (2788, 7236915), (2870, 7030146), (3073, 6565740), (3140, 6425643), (3297, 6119660), (3444, 5858455), (3485, 5789532), (3570, 5651686), (4182, 4824610), (4305, 4686764), (4390, 4596018), (4396, 4589745), (4710, 4283762), (4879, 4135380), (5268, 3830015), (5338, 3779790), (5495, 3671796), (5740, 3515073), (6146, 3282870), (6437, 3134460), (6585, 3064012), (6594, 3059830), (6970, 2894766), (7140, 2825843), (7463, 2703540), (8007, 2519860), (8364, 2412305), (8610, 2343382), (8780, 2298009), (9219, 2188580), (9420, 2141881), (9758, 2067690), (10455, 1929844), (10676, 1889895), (10990, 1835898), (12292, 1641435), (12874, 1567230), (13170, 1532006), (13188, 1529915), (13345, 1511916), (13940, 1447383), (14637, 1378460), (14926, 1351770), (15365, 1313148), (16014, 1259930), (16485, 1223932), (17220, 1171691), (17999, 1120980), (18438, 1094290), (18683, 1079940), (19311, 1044820), (19516, 1033845), (20910, 964922), (21980, 917949), (22389, 901180), (24395, 827076), (25748, 783615), (26340, 766003), (26690, 755958), (29274, 689230), (29852, 675885), (30730, 656574), (32028, 629965), (32185, 626892), (32970, 611966), (35998, 560490), (36876, 547145), (37315, 540708), (37366, 539970), (38622, 522410), (40035, 503972), (41820, 482461), (44778, 450590), (45059, 447780), (46095, 437716), (48790, 413538), (52241, 386220), (53380, 377979), (53997, 373660), (56049, 359980), (58548, 344615), (61460, 328287), (64370, 313446), (65940, 305983), (68923, 292740), (71996, 280245), (73185, 275692), (74630, 270354), (74732, 269985), (77244, 261205), (80070, 251986), (89556, 225295), (89995, 224196), (90118, 223890), (92190, 218858), (93415, 215988), (96555, 208964), (97580, 206769), (104482, 193110), (107994, 186830), (109429, 184380), (111945, 180236), (112098, 179990), (125993, 160140), (128740, 156723), (135177, 149260), (137846, 146370)]