66457281280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{234931}}^1$

素因数の和:234982

約数の個数: 144

約数和(自身を含む): 181515981024

約数和(自身を除く): 115058699744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 416, 442, 520, 544, 640, 680, 832, 884, 1040, 1088, 1105, 1280, 1360, 1664, 1768, 2080, 2176, 2210, 2720, 3328, 3536, 4160, 4352, 4420, 5440, 7072, 8320, 8840, 10880, 14144, 16640, 17680, 21760, 28288, 35360, 56576, 70720, 141440, 234931, 282880, 469862, 939724, 1174655, 1879448, 2349310, 3054103, 3758896, 3993827, 4698620, 6108206, 7517792, 7987654, 9397240, 12216412, 15035584, 15270515, 15975308, 18794480, 19969135, 24432824, 30071168, 30541030, 31950616, 37588960, 39938270, 48865648, 51919751, 60142336, 61082060, 63901232, 75177920, 79876540, 97731296, 103839502, 122164120, 127802464, 150355840, 159753080, 195462592, 207679004, 244328240, 255604928, 259598755, 300711680, 319506160, 390925184, 415358008, 488656480, 511209856, 519197510, 639012320, 781850368, 830716016, 977312960, 1022419712, 1038395020, 1278024640, 1661432032, 1954625920, 2076790040, 2556049280, 3322864064, 3909251840, 4153580080, 5112098560, 6645728128, 8307160160, 13291456256, 16614320320, 33228640640, 66457281280]

約数ペア:

[(1, 66457281280), (2, 33228640640), (4, 16614320320), (5, 13291456256), (8, 8307160160), (10, 6645728128), (13, 5112098560), (16, 4153580080), (17, 3909251840), (20, 3322864064), (26, 2556049280), (32, 2076790040), (34, 1954625920), (40, 1661432032), (52, 1278024640), (64, 1038395020), (65, 1022419712), (68, 977312960), (80, 830716016), (85, 781850368), (104, 639012320), (128, 519197510), (130, 511209856), (136, 488656480), (160, 415358008), (170, 390925184), (208, 319506160), (221, 300711680), (256, 259598755), (260, 255604928), (272, 244328240), (320, 207679004), (340, 195462592), (416, 159753080), (442, 150355840), (520, 127802464), (544, 122164120), (640, 103839502), (680, 97731296), (832, 79876540), (884, 75177920), (1040, 63901232), (1088, 61082060), (1105, 60142336), (1280, 51919751), (1360, 48865648), (1664, 39938270), (1768, 37588960), (2080, 31950616), (2176, 30541030), (2210, 30071168), (2720, 24432824), (3328, 19969135), (3536, 18794480), (4160, 15975308), (4352, 15270515), (4420, 15035584), (5440, 12216412), (7072, 9397240), (8320, 7987654), (8840, 7517792), (10880, 6108206), (14144, 4698620), (16640, 3993827), (17680, 3758896), (21760, 3054103), (28288, 2349310), (35360, 1879448), (56576, 1174655), (70720, 939724), (141440, 469862), (234931, 282880)]