20161145840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:488

約数の個数: 240

約数和(自身を含む): 52926654144

約数和(自身を除く): 32765508304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 103, 110, 121, 146, 176, 206, 220, 242, 277, 292, 365, 412, 440, 484, 515, 554, 584, 605, 730, 803, 824, 880, 968, 1030, 1108, 1133, 1168, 1210, 1385, 1460, 1606, 1648, 1936, 2060, 2216, 2266, 2420, 2770, 2920, 3047, 3212, 4015, 4120, 4432, 4532, 4840, 5540, 5665, 5840, 6094, 6424, 7519, 8030, 8240, 8833, 9064, 9680, 11080, 11330, 12188, 12463, 12848, 15038, 15235, 16060, 17666, 18128, 20221, 22160, 22660, 24376, 24926, 28531, 30076, 30470, 32120, 33517, 35332, 37595, 40442, 44165, 45320, 48752, 49852, 57062, 60152, 60940, 62315, 64240, 67034, 70664, 75190, 80884, 82709, 88330, 90640, 99704, 101105, 114124, 120304, 121880, 124630, 134068, 141328, 142655, 150380, 161768, 165418, 167585, 176660, 199408, 202210, 222431, 228248, 243760, 249260, 268136, 285310, 300760, 313841, 323536, 330836, 335170, 353320, 404420, 413545, 444862, 456496, 498520, 536272, 570620, 601520, 627682, 661672, 670340, 706640, 808840, 827090, 889724, 909799, 997040, 1112155, 1141240, 1255364, 1323344, 1340680, 1569205, 1617680, 1654180, 1779448, 1819598, 2082763, 2224310, 2282480, 2446741, 2510728, 2681360, 3138410, 3308360, 3452251, 3558896, 3639196, 4165526, 4448620, 4548995, 4893482, 5021456, 6276820, 6616720, 6904502, 7278392, 8331052, 8897240, 9097990, 9786964, 10413815, 12233705, 12553640, 13809004, 14556784, 16662104, 17261255, 17794480, 18195980, 19573928, 20827630, 22910393, 24467410, 25107280, 27618008, 33324208, 34522510, 36391960, 39147856, 41655260, 45820786, 48934820, 55236016, 69045020, 72783920, 83310520, 91641572, 97869640, 114551965, 138090040, 166621040, 183283144, 195739280, 229103930, 252014323, 276180080, 366566288, 458207860, 504028646, 916415720, 1008057292, 1260071615, 1832831440, 2016114584, 2520143230, 4032229168, 5040286460, 10080572920, 20161145840]

約数ペア:

[(1, 20161145840), (2, 10080572920), (4, 5040286460), (5, 4032229168), (8, 2520143230), (10, 2016114584), (11, 1832831440), (16, 1260071615), (20, 1008057292), (22, 916415720), (40, 504028646), (44, 458207860), (55, 366566288), (73, 276180080), (80, 252014323), (88, 229103930), (103, 195739280), (110, 183283144), (121, 166621040), (146, 138090040), (176, 114551965), (206, 97869640), (220, 91641572), (242, 83310520), (277, 72783920), (292, 69045020), (365, 55236016), (412, 48934820), (440, 45820786), (484, 41655260), (515, 39147856), (554, 36391960), (584, 34522510), (605, 33324208), (730, 27618008), (803, 25107280), (824, 24467410), (880, 22910393), (968, 20827630), (1030, 19573928), (1108, 18195980), (1133, 17794480), (1168, 17261255), (1210, 16662104), (1385, 14556784), (1460, 13809004), (1606, 12553640), (1648, 12233705), (1936, 10413815), (2060, 9786964), (2216, 9097990), (2266, 8897240), (2420, 8331052), (2770, 7278392), (2920, 6904502), (3047, 6616720), (3212, 6276820), (4015, 5021456), (4120, 4893482), (4432, 4548995), (4532, 4448620), (4840, 4165526), (5540, 3639196), (5665, 3558896), (5840, 3452251), (6094, 3308360), (6424, 3138410), (7519, 2681360), (8030, 2510728), (8240, 2446741), (8833, 2282480), (9064, 2224310), (9680, 2082763), (11080, 1819598), (11330, 1779448), (12188, 1654180), (12463, 1617680), (12848, 1569205), (15038, 1340680), (15235, 1323344), (16060, 1255364), (17666, 1141240), (18128, 1112155), (20221, 997040), (22160, 909799), (22660, 889724), (24376, 827090), (24926, 808840), (28531, 706640), (30076, 670340), (30470, 661672), (32120, 627682), (33517, 601520), (35332, 570620), (37595, 536272), (40442, 498520), (44165, 456496), (45320, 444862), (48752, 413545), (49852, 404420), (57062, 353320), (60152, 335170), (60940, 330836), (62315, 323536), (64240, 313841), (67034, 300760), (70664, 285310), (75190, 268136), (80884, 249260), (82709, 243760), (88330, 228248), (90640, 222431), (99704, 202210), (101105, 199408), (114124, 176660), (120304, 167585), (121880, 165418), (124630, 161768), (134068, 150380), (141328, 142655)]