20099227680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{94951}}^1$

素因数の和:94989

約数の個数: 288

約数和(自身を含む): 81833431680

約数和(自身を除く): 61734204000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1440, 1470, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3360, 3528, 3780, 3920, 4320, 4410, 4704, 5040, 5292, 5880, 6048, 6615, 7056, 7560, 7840, 8820, 10080, 10584, 11760, 13230, 14112, 15120, 17640, 21168, 23520, 26460, 30240, 35280, 42336, 52920, 70560, 94951, 105840, 189902, 211680, 284853, 379804, 474755, 569706, 664657, 759608, 854559, 949510, 1139412, 1329314, 1424265, 1519216, 1709118, 1899020, 1993971, 2278824, 2563677, 2658628, 2848530, 3038432, 3323285, 3418236, 3798040, 3987942, 4272795, 4557648, 4652599, 5127354, 5317256, 5697060, 5981913, 6646570, 6836472, 7596080, 7975884, 8545590, 9115296, 9305198, 9969855, 10254708, 10634512, 11394120, 11963826, 12818385, 13293140, 13672944, 13957797, 15192160, 15951768, 17091180, 17945739, 18610396, 19939710, 20509416, 21269024, 22788240, 23262995, 23927652, 25636770, 26586280, 27345888, 27915594, 29909565, 31903536, 34182360, 35891478, 37220792, 39879420, 41018832, 41873391, 45576480, 46525990, 47855304, 51273540, 53172560, 55831188, 59819130, 63807072, 68364720, 69788985, 71782956, 74441584, 79758840, 82037664, 83746782, 89728695, 93051980, 95710608, 102547080, 106345120, 111662376, 119638260, 125620173, 136729440, 139577970, 143565912, 148883168, 159517680, 167493564, 179457390, 186103960, 191421216, 205094160, 209366955, 223324752, 239276520, 251240346, 279155940, 287131824, 319035360, 334987128, 358914780, 372207920, 410188320, 418733910, 446649504, 478553040, 502480692, 558311880, 574263648, 628100865, 669974256, 717829560, 744415840, 837467820, 957106080, 1004961384, 1116623760, 1256201730, 1339948512, 1435659120, 1674935640, 2009922768, 2233247520, 2512403460, 2871318240, 3349871280, 4019845536, 5024806920, 6699742560, 10049613840, 20099227680]

約数ペア:

[(1, 20099227680), (2, 10049613840), (3, 6699742560), (4, 5024806920), (5, 4019845536), (6, 3349871280), (7, 2871318240), (8, 2512403460), (9, 2233247520), (10, 2009922768), (12, 1674935640), (14, 1435659120), (15, 1339948512), (16, 1256201730), (18, 1116623760), (20, 1004961384), (21, 957106080), (24, 837467820), (27, 744415840), (28, 717829560), (30, 669974256), (32, 628100865), (35, 574263648), (36, 558311880), (40, 502480692), (42, 478553040), (45, 446649504), (48, 418733910), (49, 410188320), (54, 372207920), (56, 358914780), (60, 334987128), (63, 319035360), (70, 287131824), (72, 279155940), (80, 251240346), (84, 239276520), (90, 223324752), (96, 209366955), (98, 205094160), (105, 191421216), (108, 186103960), (112, 179457390), (120, 167493564), (126, 159517680), (135, 148883168), (140, 143565912), (144, 139577970), (147, 136729440), (160, 125620173), (168, 119638260), (180, 111662376), (189, 106345120), (196, 102547080), (210, 95710608), (216, 93051980), (224, 89728695), (240, 83746782), (245, 82037664), (252, 79758840), (270, 74441584), (280, 71782956), (288, 69788985), (294, 68364720), (315, 63807072), (336, 59819130), (360, 55831188), (378, 53172560), (392, 51273540), (420, 47855304), (432, 46525990), (441, 45576480), (480, 41873391), (490, 41018832), (504, 39879420), (540, 37220792), (560, 35891478), (588, 34182360), (630, 31903536), (672, 29909565), (720, 27915594), (735, 27345888), (756, 26586280), (784, 25636770), (840, 23927652), (864, 23262995), (882, 22788240), (945, 21269024), (980, 20509416), (1008, 19939710), (1080, 18610396), (1120, 17945739), (1176, 17091180), (1260, 15951768), (1323, 15192160), (1440, 13957797), (1470, 13672944), (1512, 13293140), (1568, 12818385), (1680, 11963826), (1764, 11394120), (1890, 10634512), (1960, 10254708), (2016, 9969855), (2160, 9305198), (2205, 9115296), (2352, 8545590), (2520, 7975884), (2646, 7596080), (2940, 6836472), (3024, 6646570), (3360, 5981913), (3528, 5697060), (3780, 5317256), (3920, 5127354), (4320, 4652599), (4410, 4557648), (4704, 4272795), (5040, 3987942), (5292, 3798040), (5880, 3418236), (6048, 3323285), (6615, 3038432), (7056, 2848530), (7560, 2658628), (7840, 2563677), (8820, 2278824), (10080, 1993971), (10584, 1899020), (11760, 1709118), (13230, 1519216), (14112, 1424265), (15120, 1329314), (17640, 1139412), (21168, 949510), (23520, 854559), (26460, 759608), (30240, 664657), (35280, 569706), (42336, 474755), (52920, 379804), (70560, 284853), (94951, 211680), (105840, 189902)]