128718564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 334172160

約数和(自身を除く): 205453596

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 89, 127, 146, 156, 178, 219, 254, 267, 292, 356, 381, 438, 508, 534, 762, 876, 949, 1068, 1157, 1524, 1651, 1898, 2314, 2847, 3302, 3471, 3796, 4628, 4953, 5694, 6497, 6604, 6942, 9271, 9906, 11303, 11388, 12994, 13884, 18542, 19491, 19812, 22606, 25988, 27813, 33909, 37084, 38982, 45212, 55626, 67818, 77964, 84461, 111252, 120523, 135636, 146939, 168922, 241046, 253383, 293878, 337844, 361569, 440817, 482092, 506766, 587756, 723138, 825119, 881634, 1013532, 1446276, 1650238, 1763268, 2475357, 3300476, 4950714, 9901428, 10726547, 21453094, 32179641, 42906188, 64359282, 128718564]

約数ペア:

[(1, 128718564), (2, 64359282), (3, 42906188), (4, 32179641), (6, 21453094), (12, 10726547), (13, 9901428), (26, 4950714), (39, 3300476), (52, 2475357), (73, 1763268), (78, 1650238), (89, 1446276), (127, 1013532), (146, 881634), (156, 825119), (178, 723138), (219, 587756), (254, 506766), (267, 482092), (292, 440817), (356, 361569), (381, 337844), (438, 293878), (508, 253383), (534, 241046), (762, 168922), (876, 146939), (949, 135636), (1068, 120523), (1157, 111252), (1524, 84461), (1651, 77964), (1898, 67818), (2314, 55626), (2847, 45212), (3302, 38982), (3471, 37084), (3796, 33909), (4628, 27813), (4953, 25988), (5694, 22606), (6497, 19812), (6604, 19491), (6942, 18542), (9271, 13884), (9906, 12994), (11303, 11388)]