20537828080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{463}}^1$

素因数の和:892

約数の個数: 320

約数和(自身を含む): 62967398400

約数和(自身を除く): 42429570320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 379, 380, 385, 418, 440, 463, 532, 560, 616, 665, 758, 760, 770, 836, 880, 926, 1045, 1064, 1232, 1330, 1463, 1516, 1520, 1540, 1672, 1852, 1895, 2090, 2128, 2315, 2653, 2660, 2926, 3032, 3080, 3241, 3344, 3704, 3790, 4169, 4180, 4630, 5093, 5306, 5320, 5852, 6064, 6160, 6482, 7201, 7315, 7408, 7580, 8338, 8360, 8797, 9260, 10186, 10612, 10640, 11704, 12964, 13265, 14402, 14630, 15160, 16205, 16676, 16720, 17594, 18520, 20372, 20845, 21224, 23408, 25465, 25928, 26530, 28804, 29183, 29260, 30320, 32410, 33352, 35188, 35651, 36005, 37040, 40744, 41690, 42448, 43985, 50407, 50930, 51856, 53060, 57608, 58366, 58520, 61579, 64820, 66704, 70376, 71302, 72010, 79211, 81488, 83380, 87970, 96767, 100814, 101860, 106120, 115216, 116732, 117040, 123158, 129640, 140752, 142604, 144020, 145915, 158422, 166760, 175477, 175940, 178255, 193534, 201628, 203720, 212240, 233464, 246316, 252035, 259280, 285208, 288040, 291830, 307895, 316844, 333520, 350954, 351880, 356510, 387068, 396055, 403256, 407440, 466928, 483835, 492632, 504070, 554477, 570416, 576080, 583660, 615790, 633688, 677369, 701908, 703760, 713020, 774136, 792110, 806512, 877385, 967670, 985264, 1008140, 1108954, 1167320, 1228339, 1231580, 1267376, 1354738, 1403816, 1426040, 1548272, 1584220, 1754770, 1930247, 1935340, 2016280, 2217908, 2334640, 2456678, 2463160, 2709476, 2772385, 2807632, 2852080, 3168440, 3334063, 3386845, 3509540, 3860494, 3870680, 4032560, 4435816, 4913356, 4926320, 5418952, 5544770, 6141695, 6336880, 6668126, 6773690, 7019080, 7720988, 7741360, 8871632, 9651235, 9826712, 10837904, 11089540, 12283390, 13336252, 13511729, 13547380, 14038160, 15441976, 16670315, 19302470, 19653424, 22179080, 23338441, 24566780, 26672504, 27023458, 27094760, 30883952, 33340630, 36674693, 38604940, 44358160, 46676882, 49133560, 53345008, 54046916, 54189520, 66681260, 67558645, 73349386, 77209880, 93353764, 98267120, 108093832, 116692205, 133362520, 135117290, 146698772, 154419760, 183373465, 186707528, 216187664, 233384410, 256722851, 266725040, 270234580, 293397544, 366746930, 373415056, 466768820, 513445702, 540469160, 586795088, 733493860, 933537640, 1026891404, 1080938320, 1283614255, 1466987720, 1867075280, 2053782808, 2567228510, 2933975440, 4107565616, 5134457020, 10268914040, 20537828080]

約数ペア:

[(1, 20537828080), (2, 10268914040), (4, 5134457020), (5, 4107565616), (7, 2933975440), (8, 2567228510), (10, 2053782808), (11, 1867075280), (14, 1466987720), (16, 1283614255), (19, 1080938320), (20, 1026891404), (22, 933537640), (28, 733493860), (35, 586795088), (38, 540469160), (40, 513445702), (44, 466768820), (55, 373415056), (56, 366746930), (70, 293397544), (76, 270234580), (77, 266725040), (80, 256722851), (88, 233384410), (95, 216187664), (110, 186707528), (112, 183373465), (133, 154419760), (140, 146698772), (152, 135117290), (154, 133362520), (176, 116692205), (190, 108093832), (209, 98267120), (220, 93353764), (266, 77209880), (280, 73349386), (304, 67558645), (308, 66681260), (379, 54189520), (380, 54046916), (385, 53345008), (418, 49133560), (440, 46676882), (463, 44358160), (532, 38604940), (560, 36674693), (616, 33340630), (665, 30883952), (758, 27094760), (760, 27023458), (770, 26672504), (836, 24566780), (880, 23338441), (926, 22179080), (1045, 19653424), (1064, 19302470), (1232, 16670315), (1330, 15441976), (1463, 14038160), (1516, 13547380), (1520, 13511729), (1540, 13336252), (1672, 12283390), (1852, 11089540), (1895, 10837904), (2090, 9826712), (2128, 9651235), (2315, 8871632), (2653, 7741360), (2660, 7720988), (2926, 7019080), (3032, 6773690), (3080, 6668126), (3241, 6336880), (3344, 6141695), (3704, 5544770), (3790, 5418952), (4169, 4926320), (4180, 4913356), (4630, 4435816), (5093, 4032560), (5306, 3870680), (5320, 3860494), (5852, 3509540), (6064, 3386845), (6160, 3334063), (6482, 3168440), (7201, 2852080), (7315, 2807632), (7408, 2772385), (7580, 2709476), (8338, 2463160), (8360, 2456678), (8797, 2334640), (9260, 2217908), (10186, 2016280), (10612, 1935340), (10640, 1930247), (11704, 1754770), (12964, 1584220), (13265, 1548272), (14402, 1426040), (14630, 1403816), (15160, 1354738), (16205, 1267376), (16676, 1231580), (16720, 1228339), (17594, 1167320), (18520, 1108954), (20372, 1008140), (20845, 985264), (21224, 967670), (23408, 877385), (25465, 806512), (25928, 792110), (26530, 774136), (28804, 713020), (29183, 703760), (29260, 701908), (30320, 677369), (32410, 633688), (33352, 615790), (35188, 583660), (35651, 576080), (36005, 570416), (37040, 554477), (40744, 504070), (41690, 492632), (42448, 483835), (43985, 466928), (50407, 407440), (50930, 403256), (51856, 396055), (53060, 387068), (57608, 356510), (58366, 351880), (58520, 350954), (61579, 333520), (64820, 316844), (66704, 307895), (70376, 291830), (71302, 288040), (72010, 285208), (79211, 259280), (81488, 252035), (83380, 246316), (87970, 233464), (96767, 212240), (100814, 203720), (101860, 201628), (106120, 193534), (115216, 178255), (116732, 175940), (117040, 175477), (123158, 166760), (129640, 158422), (140752, 145915), (142604, 144020)]