20178168660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{4271}}^1$

素因数の和:4975

約数の個数: 192

約数和(自身を含む): 67721794560

約数和(自身を除く): 47543625900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 673, 702, 780, 1170, 1346, 1404, 1755, 2019, 2340, 2692, 3365, 3510, 4038, 4271, 6057, 6730, 7020, 8076, 8542, 8749, 10095, 12114, 12813, 13460, 17084, 17498, 18171, 20190, 21355, 24228, 25626, 26247, 30285, 34996, 36342, 38439, 40380, 42710, 43745, 51252, 52494, 55523, 60570, 64065, 72684, 76878, 78741, 85420, 87490, 90855, 104988, 111046, 115317, 121140, 128130, 131235, 153756, 157482, 166569, 174980, 181710, 192195, 222092, 230634, 236223, 256260, 262470, 277615, 314964, 333138, 363420, 384390, 393705, 461268, 472446, 499707, 524940, 555230, 576585, 666276, 768780, 787410, 832845, 944892, 999414, 1110460, 1153170, 1181115, 1499121, 1574820, 1665690, 1998828, 2306340, 2362230, 2498535, 2874383, 2998242, 3331380, 4724460, 4997070, 5748766, 5996484, 7495605, 8623149, 9994140, 11497532, 14371915, 14991210, 17246298, 25869447, 28743830, 29982420, 34492596, 37366979, 43115745, 51738894, 57487660, 74733958, 77608341, 86231490, 103477788, 112100937, 129347235, 149467916, 155216682, 172462980, 186834895, 224201874, 258694470, 310433364, 336302811, 373669790, 388041705, 448403748, 517388940, 560504685, 672605622, 747339580, 776083410, 1008908433, 1121009370, 1345211244, 1552166820, 1681514055, 2017816866, 2242018740, 3363028110, 4035633732, 5044542165, 6726056220, 10089084330, 20178168660]

約数ペア:

[(1, 20178168660), (2, 10089084330), (3, 6726056220), (4, 5044542165), (5, 4035633732), (6, 3363028110), (9, 2242018740), (10, 2017816866), (12, 1681514055), (13, 1552166820), (15, 1345211244), (18, 1121009370), (20, 1008908433), (26, 776083410), (27, 747339580), (30, 672605622), (36, 560504685), (39, 517388940), (45, 448403748), (52, 388041705), (54, 373669790), (60, 336302811), (65, 310433364), (78, 258694470), (90, 224201874), (108, 186834895), (117, 172462980), (130, 155216682), (135, 149467916), (156, 129347235), (180, 112100937), (195, 103477788), (234, 86231490), (260, 77608341), (270, 74733958), (351, 57487660), (390, 51738894), (468, 43115745), (540, 37366979), (585, 34492596), (673, 29982420), (702, 28743830), (780, 25869447), (1170, 17246298), (1346, 14991210), (1404, 14371915), (1755, 11497532), (2019, 9994140), (2340, 8623149), (2692, 7495605), (3365, 5996484), (3510, 5748766), (4038, 4997070), (4271, 4724460), (6057, 3331380), (6730, 2998242), (7020, 2874383), (8076, 2498535), (8542, 2362230), (8749, 2306340), (10095, 1998828), (12114, 1665690), (12813, 1574820), (13460, 1499121), (17084, 1181115), (17498, 1153170), (18171, 1110460), (20190, 999414), (21355, 944892), (24228, 832845), (25626, 787410), (26247, 768780), (30285, 666276), (34996, 576585), (36342, 555230), (38439, 524940), (40380, 499707), (42710, 472446), (43745, 461268), (51252, 393705), (52494, 384390), (55523, 363420), (60570, 333138), (64065, 314964), (72684, 277615), (76878, 262470), (78741, 256260), (85420, 236223), (87490, 230634), (90855, 222092), (104988, 192195), (111046, 181710), (115317, 174980), (121140, 166569), (128130, 157482), (131235, 153756)]