80321208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 235008000

約数和(自身を除く): 154686792

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 67, 76, 88, 114, 132, 134, 152, 201, 209, 228, 239, 264, 268, 402, 418, 456, 478, 536, 627, 717, 737, 804, 836, 956, 1254, 1273, 1434, 1474, 1608, 1672, 1912, 2211, 2508, 2546, 2629, 2868, 2948, 3819, 4422, 4541, 5016, 5092, 5258, 5736, 5896, 7638, 7887, 8844, 9082, 10184, 10516, 13623, 14003, 15276, 15774, 16013, 17688, 18164, 21032, 27246, 28006, 30552, 31548, 32026, 36328, 42009, 48039, 49951, 54492, 56012, 63096, 64052, 84018, 96078, 99902, 108984, 112024, 128104, 149853, 168036, 176143, 192156, 199804, 299706, 304247, 336072, 352286, 384312, 399608, 528429, 599412, 608494, 704572, 912741, 1056858, 1198824, 1216988, 1409144, 1825482, 2113716, 2433976, 3346717, 3650964, 4227432, 6693434, 7301928, 10040151, 13386868, 20080302, 26773736, 40160604, 80321208]

約数ペア:

[(1, 80321208), (2, 40160604), (3, 26773736), (4, 20080302), (6, 13386868), (8, 10040151), (11, 7301928), (12, 6693434), (19, 4227432), (22, 3650964), (24, 3346717), (33, 2433976), (38, 2113716), (44, 1825482), (57, 1409144), (66, 1216988), (67, 1198824), (76, 1056858), (88, 912741), (114, 704572), (132, 608494), (134, 599412), (152, 528429), (201, 399608), (209, 384312), (228, 352286), (239, 336072), (264, 304247), (268, 299706), (402, 199804), (418, 192156), (456, 176143), (478, 168036), (536, 149853), (627, 128104), (717, 112024), (737, 108984), (804, 99902), (836, 96078), (956, 84018), (1254, 64052), (1273, 63096), (1434, 56012), (1474, 54492), (1608, 49951), (1672, 48039), (1912, 42009), (2211, 36328), (2508, 32026), (2546, 31548), (2629, 30552), (2868, 28006), (2948, 27246), (3819, 21032), (4422, 18164), (4541, 17688), (5016, 16013), (5092, 15774), (5258, 15276), (5736, 14003), (5896, 13623), (7638, 10516), (7887, 10184), (8844, 9082)]