81720328176

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{42853}}^1$

素因数の和:42944

約数の個数: 240

約数和(自身を含む): 261124849440

約数和(自身を除く): 179404521264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 34, 36, 38, 41, 48, 51, 57, 68, 72, 76, 82, 102, 114, 123, 136, 144, 152, 153, 164, 171, 204, 228, 246, 272, 304, 306, 323, 328, 342, 369, 408, 456, 492, 612, 646, 656, 684, 697, 738, 779, 816, 912, 969, 984, 1224, 1292, 1368, 1394, 1476, 1558, 1938, 1968, 2091, 2337, 2448, 2584, 2736, 2788, 2907, 2952, 3116, 3876, 4182, 4674, 5168, 5576, 5814, 5904, 6232, 6273, 7011, 7752, 8364, 9348, 11152, 11628, 12464, 12546, 13243, 14022, 15504, 16728, 18696, 23256, 25092, 26486, 28044, 33456, 37392, 39729, 42853, 46512, 50184, 52972, 56088, 79458, 85706, 100368, 105944, 112176, 119187, 128559, 158916, 171412, 211888, 238374, 257118, 317832, 342824, 385677, 476748, 514236, 635664, 685648, 728501, 771354, 814207, 953496, 1028472, 1457002, 1542708, 1628414, 1756973, 1906992, 2056944, 2185503, 2442621, 2914004, 3085416, 3256828, 3513946, 4371006, 4885242, 5270919, 5828008, 6170832, 6513656, 6556509, 7027892, 7327863, 8742012, 9770484, 10541838, 11656016, 13027312, 13113018, 13841519, 14055784, 14655726, 15812757, 17484024, 19540968, 21083676, 26226036, 27683038, 28111568, 29311452, 29868541, 31625514, 33382487, 34968048, 39081936, 41524557, 42167352, 52452072, 55366076, 58622904, 59737082, 63251028, 66764974, 83049114, 84334704, 89605623, 100147461, 104904144, 110732152, 117245808, 119474164, 124573671, 126502056, 133529948, 166098228, 179211246, 200294922, 221464304, 238948328, 249147342, 253004112, 267059896, 268816869, 300442383, 332196456, 358422492, 400589844, 477896656, 498294684, 534119792, 537633738, 567502279, 600884766, 664392912, 716844984, 801179688, 996589368, 1075267476, 1135004558, 1201769532, 1433689968, 1602359376, 1702506837, 1993178736, 2150534952, 2270009116, 2403539064, 3405013674, 4301069904, 4540018232, 4807078128, 5107520511, 6810027348, 9080036464, 10215041022, 13620054696, 20430082044, 27240109392, 40860164088, 81720328176]

約数ペア:

[(1, 81720328176), (2, 40860164088), (3, 27240109392), (4, 20430082044), (6, 13620054696), (8, 10215041022), (9, 9080036464), (12, 6810027348), (16, 5107520511), (17, 4807078128), (18, 4540018232), (19, 4301069904), (24, 3405013674), (34, 2403539064), (36, 2270009116), (38, 2150534952), (41, 1993178736), (48, 1702506837), (51, 1602359376), (57, 1433689968), (68, 1201769532), (72, 1135004558), (76, 1075267476), (82, 996589368), (102, 801179688), (114, 716844984), (123, 664392912), (136, 600884766), (144, 567502279), (152, 537633738), (153, 534119792), (164, 498294684), (171, 477896656), (204, 400589844), (228, 358422492), (246, 332196456), (272, 300442383), (304, 268816869), (306, 267059896), (323, 253004112), (328, 249147342), (342, 238948328), (369, 221464304), (408, 200294922), (456, 179211246), (492, 166098228), (612, 133529948), (646, 126502056), (656, 124573671), (684, 119474164), (697, 117245808), (738, 110732152), (779, 104904144), (816, 100147461), (912, 89605623), (969, 84334704), (984, 83049114), (1224, 66764974), (1292, 63251028), (1368, 59737082), (1394, 58622904), (1476, 55366076), (1558, 52452072), (1938, 42167352), (1968, 41524557), (2091, 39081936), (2337, 34968048), (2448, 33382487), (2584, 31625514), (2736, 29868541), (2788, 29311452), (2907, 28111568), (2952, 27683038), (3116, 26226036), (3876, 21083676), (4182, 19540968), (4674, 17484024), (5168, 15812757), (5576, 14655726), (5814, 14055784), (5904, 13841519), (6232, 13113018), (6273, 13027312), (7011, 11656016), (7752, 10541838), (8364, 9770484), (9348, 8742012), (11152, 7327863), (11628, 7027892), (12464, 6556509), (12546, 6513656), (13243, 6170832), (14022, 5828008), (15504, 5270919), (16728, 4885242), (18696, 4371006), (23256, 3513946), (25092, 3256828), (26486, 3085416), (28044, 2914004), (33456, 2442621), (37392, 2185503), (39729, 2056944), (42853, 1906992), (46512, 1756973), (50184, 1628414), (52972, 1542708), (56088, 1457002), (79458, 1028472), (85706, 953496), (100368, 814207), (105944, 771354), (112176, 728501), (119187, 685648), (128559, 635664), (158916, 514236), (171412, 476748), (211888, 385677), (238374, 342824), (257118, 317832)]