12840048

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^3$

素因数の和:84

約数の個数: 120

約数和(自身を含む): 40848080

約数和(自身を除く): 28008032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 361, 456, 468, 494, 624, 684, 722, 741, 912, 936, 988, 1083, 1368, 1444, 1482, 1872, 1976, 2166, 2223, 2736, 2888, 2964, 3249, 3952, 4332, 4446, 4693, 5776, 5928, 6498, 6859, 8664, 8892, 9386, 11856, 12996, 13718, 14079, 17328, 17784, 18772, 20577, 25992, 27436, 28158, 35568, 37544, 41154, 42237, 51984, 54872, 56316, 61731, 75088, 82308, 84474, 89167, 109744, 112632, 123462, 164616, 168948, 178334, 225264, 246924, 267501, 329232, 337896, 356668, 493848, 535002, 675792, 713336, 802503, 987696, 1070004, 1426672, 1605006, 2140008, 3210012, 4280016, 6420024, 12840048]

約数ペア:

[(1, 12840048), (2, 6420024), (3, 4280016), (4, 3210012), (6, 2140008), (8, 1605006), (9, 1426672), (12, 1070004), (13, 987696), (16, 802503), (18, 713336), (19, 675792), (24, 535002), (26, 493848), (36, 356668), (38, 337896), (39, 329232), (48, 267501), (52, 246924), (57, 225264), (72, 178334), (76, 168948), (78, 164616), (104, 123462), (114, 112632), (117, 109744), (144, 89167), (152, 84474), (156, 82308), (171, 75088), (208, 61731), (228, 56316), (234, 54872), (247, 51984), (304, 42237), (312, 41154), (342, 37544), (361, 35568), (456, 28158), (468, 27436), (494, 25992), (624, 20577), (684, 18772), (722, 17784), (741, 17328), (912, 14079), (936, 13718), (988, 12996), (1083, 11856), (1368, 9386), (1444, 8892), (1482, 8664), (1872, 6859), (1976, 6498), (2166, 5928), (2223, 5776), (2736, 4693), (2888, 4446), (2964, 4332), (3249, 3952)]