18805265920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8263}}^1$

素因数の和:8420

約数の個数: 160

約数和(自身を含む): 51941818368

約数和(自身を除く): 33136552448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 256, 280, 320, 448, 508, 512, 560, 635, 640, 889, 896, 1016, 1120, 1270, 1280, 1778, 1792, 2032, 2240, 2540, 2560, 3556, 3584, 4064, 4445, 4480, 5080, 7112, 8128, 8263, 8890, 8960, 10160, 14224, 16256, 16526, 17780, 17920, 20320, 28448, 32512, 33052, 35560, 40640, 41315, 56896, 57841, 65024, 66104, 71120, 81280, 82630, 113792, 115682, 132208, 142240, 162560, 165260, 227584, 231364, 264416, 284480, 289205, 325120, 330520, 455168, 462728, 528832, 568960, 578410, 661040, 925456, 1049401, 1057664, 1137920, 1156820, 1322080, 1850912, 2098802, 2115328, 2275840, 2313640, 2644160, 3701824, 4197604, 4230656, 4627280, 5247005, 5288320, 7345807, 7403648, 8395208, 9254560, 10494010, 10576640, 14691614, 14807296, 16790416, 18509120, 20988020, 21153280, 29383228, 29614592, 33580832, 36729035, 37018240, 41976040, 58766456, 67161664, 73458070, 74036480, 83952080, 117532912, 134323328, 146916140, 148072960, 167904160, 235065824, 268646656, 293832280, 335808320, 470131648, 537293312, 587664560, 671616640, 940263296, 1175329120, 1343233280, 1880526592, 2350658240, 2686466560, 3761053184, 4701316480, 9402632960, 18805265920]

約数ペア:

[(1, 18805265920), (2, 9402632960), (4, 4701316480), (5, 3761053184), (7, 2686466560), (8, 2350658240), (10, 1880526592), (14, 1343233280), (16, 1175329120), (20, 940263296), (28, 671616640), (32, 587664560), (35, 537293312), (40, 470131648), (56, 335808320), (64, 293832280), (70, 268646656), (80, 235065824), (112, 167904160), (127, 148072960), (128, 146916140), (140, 134323328), (160, 117532912), (224, 83952080), (254, 74036480), (256, 73458070), (280, 67161664), (320, 58766456), (448, 41976040), (508, 37018240), (512, 36729035), (560, 33580832), (635, 29614592), (640, 29383228), (889, 21153280), (896, 20988020), (1016, 18509120), (1120, 16790416), (1270, 14807296), (1280, 14691614), (1778, 10576640), (1792, 10494010), (2032, 9254560), (2240, 8395208), (2540, 7403648), (2560, 7345807), (3556, 5288320), (3584, 5247005), (4064, 4627280), (4445, 4230656), (4480, 4197604), (5080, 3701824), (7112, 2644160), (8128, 2313640), (8263, 2275840), (8890, 2115328), (8960, 2098802), (10160, 1850912), (14224, 1322080), (16256, 1156820), (16526, 1137920), (17780, 1057664), (17920, 1049401), (20320, 925456), (28448, 661040), (32512, 578410), (33052, 568960), (35560, 528832), (40640, 462728), (41315, 455168), (56896, 330520), (57841, 325120), (65024, 289205), (66104, 284480), (71120, 264416), (81280, 231364), (82630, 227584), (113792, 165260), (115682, 162560), (132208, 142240)]