19956842640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{77641}}^1$

素因数の和:77687

約数の個数: 320

約数和(自身を含む): 83182533120

約数和(自身を除く): 63225690480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 168, 170, 180, 189, 204, 210, 216, 238, 240, 252, 255, 270, 272, 280, 306, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 476, 504, 510, 540, 560, 595, 612, 630, 680, 714, 720, 756, 765, 816, 840, 918, 945, 952, 1008, 1020, 1071, 1080, 1190, 1224, 1260, 1360, 1428, 1512, 1530, 1680, 1785, 1836, 1890, 1904, 2040, 2142, 2160, 2295, 2380, 2448, 2520, 2856, 3024, 3060, 3213, 3570, 3672, 3780, 4080, 4284, 4590, 4760, 5040, 5355, 5712, 6120, 6426, 7140, 7344, 7560, 8568, 9180, 9520, 10710, 12240, 12852, 14280, 15120, 16065, 17136, 18360, 21420, 25704, 28560, 32130, 36720, 42840, 51408, 64260, 77641, 85680, 128520, 155282, 232923, 257040, 310564, 388205, 465846, 543487, 621128, 698769, 776410, 931692, 1086974, 1164615, 1242256, 1319897, 1397538, 1552820, 1630461, 1863384, 2096307, 2173948, 2329230, 2639794, 2717435, 2795076, 3105640, 3260922, 3493845, 3726768, 3959691, 4192614, 4347896, 4658460, 4891383, 5279588, 5434870, 5590152, 6211280, 6521844, 6599485, 6987690, 7919382, 8152305, 8385228, 8695792, 9239279, 9316920, 9782766, 10481535, 10559176, 10869740, 11180304, 11879073, 13043688, 13198970, 13975380, 14674149, 15838764, 16304610, 16770456, 18478558, 18633840, 19565532, 19798455, 20963070, 21118352, 21739480, 23758146, 24456915, 26087376, 26397940, 27717837, 27950760, 29348298, 31677528, 32609220, 33540912, 35637219, 36957116, 39131064, 39596910, 41926140, 43478960, 46196395, 47516292, 48913830, 52795880, 55435674, 55901520, 58696596, 59395365, 63355056, 65218440, 71274438, 73370745, 73914232, 78262128, 79193820, 83153511, 83852280, 92392790, 95032584, 97827660, 105591760, 110871348, 117393192, 118790730, 130436880, 138589185, 142548876, 146741490, 147828464, 158387640, 166307022, 167704560, 178186095, 184785580, 190065168, 195655320, 221742696, 234786384, 237581460, 249460533, 277178370, 285097752, 293482980, 316775280, 332614044, 356372190, 369571160, 391310640, 415767555, 443485392, 475162920, 498921066, 554356740, 570195504, 586965960, 665228088, 712744380, 739142320, 831535110, 950325840, 997842132, 1108713480, 1173931920, 1247302665, 1330456176, 1425488760, 1663070220, 1995684264, 2217426960, 2494605330, 2850977520, 3326140440, 3991368528, 4989210660, 6652280880, 9978421320, 19956842640]

約数ペア:

[(1, 19956842640), (2, 9978421320), (3, 6652280880), (4, 4989210660), (5, 3991368528), (6, 3326140440), (7, 2850977520), (8, 2494605330), (9, 2217426960), (10, 1995684264), (12, 1663070220), (14, 1425488760), (15, 1330456176), (16, 1247302665), (17, 1173931920), (18, 1108713480), (20, 997842132), (21, 950325840), (24, 831535110), (27, 739142320), (28, 712744380), (30, 665228088), (34, 586965960), (35, 570195504), (36, 554356740), (40, 498921066), (42, 475162920), (45, 443485392), (48, 415767555), (51, 391310640), (54, 369571160), (56, 356372190), (60, 332614044), (63, 316775280), (68, 293482980), (70, 285097752), (72, 277178370), (80, 249460533), (84, 237581460), (85, 234786384), (90, 221742696), (102, 195655320), (105, 190065168), (108, 184785580), (112, 178186095), (119, 167704560), (120, 166307022), (126, 158387640), (135, 147828464), (136, 146741490), (140, 142548876), (144, 138589185), (153, 130436880), (168, 118790730), (170, 117393192), (180, 110871348), (189, 105591760), (204, 97827660), (210, 95032584), (216, 92392790), (238, 83852280), (240, 83153511), (252, 79193820), (255, 78262128), (270, 73914232), (272, 73370745), (280, 71274438), (306, 65218440), (315, 63355056), (336, 59395365), (340, 58696596), (357, 55901520), (360, 55435674), (378, 52795880), (408, 48913830), (420, 47516292), (432, 46196395), (459, 43478960), (476, 41926140), (504, 39596910), (510, 39131064), (540, 36957116), (560, 35637219), (595, 33540912), (612, 32609220), (630, 31677528), (680, 29348298), (714, 27950760), (720, 27717837), (756, 26397940), (765, 26087376), (816, 24456915), (840, 23758146), (918, 21739480), (945, 21118352), (952, 20963070), (1008, 19798455), (1020, 19565532), (1071, 18633840), (1080, 18478558), (1190, 16770456), (1224, 16304610), (1260, 15838764), (1360, 14674149), (1428, 13975380), (1512, 13198970), (1530, 13043688), (1680, 11879073), (1785, 11180304), (1836, 10869740), (1890, 10559176), (1904, 10481535), (2040, 9782766), (2142, 9316920), (2160, 9239279), (2295, 8695792), (2380, 8385228), (2448, 8152305), (2520, 7919382), (2856, 6987690), (3024, 6599485), (3060, 6521844), (3213, 6211280), (3570, 5590152), (3672, 5434870), (3780, 5279588), (4080, 4891383), (4284, 4658460), (4590, 4347896), (4760, 4192614), (5040, 3959691), (5355, 3726768), (5712, 3493845), (6120, 3260922), (6426, 3105640), (7140, 2795076), (7344, 2717435), (7560, 2639794), (8568, 2329230), (9180, 2173948), (9520, 2096307), (10710, 1863384), (12240, 1630461), (12852, 1552820), (14280, 1397538), (15120, 1319897), (16065, 1242256), (17136, 1164615), (18360, 1086974), (21420, 931692), (25704, 776410), (28560, 698769), (32130, 621128), (36720, 543487), (42840, 465846), (51408, 388205), (64260, 310564), (77641, 257040), (85680, 232923), (128520, 155282)]