21509288960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1741}}^1$

素因数の和:1912

約数の個数: 176

約数和(自身を含む): 54771824640

約数和(自身を除く): 33262535680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 127, 128, 152, 160, 190, 254, 256, 304, 320, 380, 508, 512, 608, 635, 640, 760, 1016, 1024, 1216, 1270, 1280, 1520, 1741, 2032, 2413, 2432, 2540, 2560, 3040, 3482, 4064, 4826, 4864, 5080, 5120, 6080, 6964, 8128, 8705, 9652, 9728, 10160, 12065, 12160, 13928, 16256, 17410, 19304, 19456, 20320, 24130, 24320, 27856, 32512, 33079, 34820, 38608, 40640, 48260, 48640, 55712, 65024, 66158, 69640, 77216, 81280, 96520, 97280, 111424, 130048, 132316, 139280, 154432, 162560, 165395, 193040, 221107, 222848, 264632, 278560, 308864, 325120, 330790, 386080, 442214, 445696, 529264, 557120, 617728, 650240, 661580, 772160, 884428, 891392, 1058528, 1105535, 1114240, 1235456, 1323160, 1544320, 1768856, 1782784, 2117056, 2211070, 2228480, 2470912, 2646320, 3088640, 3537712, 4201033, 4234112, 4422140, 4456960, 5292640, 6177280, 7075424, 8402066, 8468224, 8844280, 8913920, 10585280, 12354560, 14150848, 16804132, 16936448, 17688560, 21005165, 21170560, 28301696, 33608264, 33872896, 35377120, 42010330, 42341120, 56603392, 67216528, 70754240, 84020660, 84682240, 113206784, 134433056, 141508480, 168041320, 169364480, 226413568, 268866112, 283016960, 336082640, 537732224, 566033920, 672165280, 1075464448, 1132067840, 1344330560, 2150928896, 2688661120, 4301857792, 5377322240, 10754644480, 21509288960]

約数ペア:

[(1, 21509288960), (2, 10754644480), (4, 5377322240), (5, 4301857792), (8, 2688661120), (10, 2150928896), (16, 1344330560), (19, 1132067840), (20, 1075464448), (32, 672165280), (38, 566033920), (40, 537732224), (64, 336082640), (76, 283016960), (80, 268866112), (95, 226413568), (127, 169364480), (128, 168041320), (152, 141508480), (160, 134433056), (190, 113206784), (254, 84682240), (256, 84020660), (304, 70754240), (320, 67216528), (380, 56603392), (508, 42341120), (512, 42010330), (608, 35377120), (635, 33872896), (640, 33608264), (760, 28301696), (1016, 21170560), (1024, 21005165), (1216, 17688560), (1270, 16936448), (1280, 16804132), (1520, 14150848), (1741, 12354560), (2032, 10585280), (2413, 8913920), (2432, 8844280), (2540, 8468224), (2560, 8402066), (3040, 7075424), (3482, 6177280), (4064, 5292640), (4826, 4456960), (4864, 4422140), (5080, 4234112), (5120, 4201033), (6080, 3537712), (6964, 3088640), (8128, 2646320), (8705, 2470912), (9652, 2228480), (9728, 2211070), (10160, 2117056), (12065, 1782784), (12160, 1768856), (13928, 1544320), (16256, 1323160), (17410, 1235456), (19304, 1114240), (19456, 1105535), (20320, 1058528), (24130, 891392), (24320, 884428), (27856, 772160), (32512, 661580), (33079, 650240), (34820, 617728), (38608, 557120), (40640, 529264), (48260, 445696), (48640, 442214), (55712, 386080), (65024, 330790), (66158, 325120), (69640, 308864), (77216, 278560), (81280, 264632), (96520, 222848), (97280, 221107), (111424, 193040), (130048, 165395), (132316, 162560), (139280, 154432)]