20926887280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:472

約数の個数: 320

約数和(自身を含む): 57596313600

約数和(自身を除く): 36669426320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 127, 130, 152, 155, 190, 208, 247, 248, 254, 260, 269, 304, 310, 380, 403, 494, 496, 508, 520, 538, 589, 620, 635, 760, 806, 988, 1016, 1040, 1076, 1178, 1235, 1240, 1270, 1345, 1520, 1612, 1651, 1976, 2015, 2032, 2152, 2356, 2413, 2470, 2480, 2540, 2690, 2945, 3224, 3302, 3497, 3937, 3952, 4030, 4304, 4712, 4826, 4940, 5080, 5111, 5380, 5890, 6448, 6604, 6994, 7657, 7874, 8060, 8255, 8339, 9424, 9652, 9880, 10160, 10222, 10760, 11780, 12065, 13208, 13988, 15314, 15748, 16120, 16510, 16678, 17485, 19304, 19685, 19760, 20444, 21520, 23560, 24130, 25555, 26416, 27976, 30628, 31369, 31496, 32240, 33020, 33356, 34163, 34970, 38285, 38608, 39370, 40888, 41695, 47120, 48260, 51110, 51181, 55952, 61256, 62738, 62992, 66040, 66443, 66712, 68326, 69940, 74803, 76570, 78740, 81776, 83390, 96520, 102220, 102362, 108407, 122512, 125476, 132080, 132886, 133424, 136652, 139880, 149606, 153140, 156845, 157480, 158441, 166780, 170815, 193040, 204440, 204724, 216814, 250952, 255905, 265772, 273304, 279760, 299212, 306280, 313690, 314960, 316882, 332215, 333560, 341630, 374015, 408880, 409448, 433628, 444119, 501904, 511810, 531544, 542035, 546608, 598424, 612560, 627380, 633764, 649097, 664430, 667120, 683260, 748030, 792205, 818896, 867256, 888238, 972439, 1023620, 1059053, 1063088, 1084070, 1196848, 1254760, 1267528, 1298194, 1328860, 1366520, 1496060, 1584410, 1734512, 1776476, 1944878, 2047240, 2059733, 2118106, 2168140, 2220595, 2509520, 2535056, 2596388, 2657720, 2733040, 2992120, 3168820, 3245485, 3552952, 3889756, 4094480, 4119466, 4236212, 4336280, 4441190, 4862195, 5192776, 5295265, 5315440, 5984240, 6337640, 6490970, 7105904, 7779512, 8238932, 8438261, 8472424, 8672560, 8882380, 9724390, 10298665, 10385552, 10590530, 12675280, 12981940, 13767689, 15559024, 16477864, 16876522, 16944848, 17764760, 19448780, 20122007, 20597330, 21181060, 25963880, 27535378, 32955728, 33753044, 35529520, 38897560, 40244014, 41194660, 42191305, 42362120, 51927760, 55070756, 67506088, 68838445, 77795120, 80488028, 82389320, 84382610, 84724240, 100610035, 110141512, 135012176, 137676890, 160976056, 164778640, 168765220, 201220070, 220283024, 261586091, 275353780, 321952112, 337530440, 402440140, 523172182, 550707560, 675060880, 804880280, 1046344364, 1101415120, 1307930455, 1609760560, 2092688728, 2615860910, 4185377456, 5231721820, 10463443640, 20926887280]

約数ペア:

[(1, 20926887280), (2, 10463443640), (4, 5231721820), (5, 4185377456), (8, 2615860910), (10, 2092688728), (13, 1609760560), (16, 1307930455), (19, 1101415120), (20, 1046344364), (26, 804880280), (31, 675060880), (38, 550707560), (40, 523172182), (52, 402440140), (62, 337530440), (65, 321952112), (76, 275353780), (80, 261586091), (95, 220283024), (104, 201220070), (124, 168765220), (127, 164778640), (130, 160976056), (152, 137676890), (155, 135012176), (190, 110141512), (208, 100610035), (247, 84724240), (248, 84382610), (254, 82389320), (260, 80488028), (269, 77795120), (304, 68838445), (310, 67506088), (380, 55070756), (403, 51927760), (494, 42362120), (496, 42191305), (508, 41194660), (520, 40244014), (538, 38897560), (589, 35529520), (620, 33753044), (635, 32955728), (760, 27535378), (806, 25963880), (988, 21181060), (1016, 20597330), (1040, 20122007), (1076, 19448780), (1178, 17764760), (1235, 16944848), (1240, 16876522), (1270, 16477864), (1345, 15559024), (1520, 13767689), (1612, 12981940), (1651, 12675280), (1976, 10590530), (2015, 10385552), (2032, 10298665), (2152, 9724390), (2356, 8882380), (2413, 8672560), (2470, 8472424), (2480, 8438261), (2540, 8238932), (2690, 7779512), (2945, 7105904), (3224, 6490970), (3302, 6337640), (3497, 5984240), (3937, 5315440), (3952, 5295265), (4030, 5192776), (4304, 4862195), (4712, 4441190), (4826, 4336280), (4940, 4236212), (5080, 4119466), (5111, 4094480), (5380, 3889756), (5890, 3552952), (6448, 3245485), (6604, 3168820), (6994, 2992120), (7657, 2733040), (7874, 2657720), (8060, 2596388), (8255, 2535056), (8339, 2509520), (9424, 2220595), (9652, 2168140), (9880, 2118106), (10160, 2059733), (10222, 2047240), (10760, 1944878), (11780, 1776476), (12065, 1734512), (13208, 1584410), (13988, 1496060), (15314, 1366520), (15748, 1328860), (16120, 1298194), (16510, 1267528), (16678, 1254760), (17485, 1196848), (19304, 1084070), (19685, 1063088), (19760, 1059053), (20444, 1023620), (21520, 972439), (23560, 888238), (24130, 867256), (25555, 818896), (26416, 792205), (27976, 748030), (30628, 683260), (31369, 667120), (31496, 664430), (32240, 649097), (33020, 633764), (33356, 627380), (34163, 612560), (34970, 598424), (38285, 546608), (38608, 542035), (39370, 531544), (40888, 511810), (41695, 501904), (47120, 444119), (48260, 433628), (51110, 409448), (51181, 408880), (55952, 374015), (61256, 341630), (62738, 333560), (62992, 332215), (66040, 316882), (66443, 314960), (66712, 313690), (68326, 306280), (69940, 299212), (74803, 279760), (76570, 273304), (78740, 265772), (81776, 255905), (83390, 250952), (96520, 216814), (102220, 204724), (102362, 204440), (108407, 193040), (122512, 170815), (125476, 166780), (132080, 158441), (132886, 157480), (133424, 156845), (136652, 153140), (139880, 149606)]