128597820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{953}}^1$

素因数の和:1151

約数の個数: 96

約数和(自身を含む): 390422592

約数和(自身を除く): 261824772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 173, 195, 260, 346, 390, 519, 692, 780, 865, 953, 1038, 1730, 1906, 2076, 2249, 2595, 2859, 3460, 3812, 4498, 4765, 5190, 5718, 6747, 8996, 9530, 10380, 11245, 11436, 12389, 13494, 14295, 19060, 22490, 24778, 26988, 28590, 33735, 37167, 44980, 49556, 57180, 61945, 67470, 74334, 123890, 134940, 148668, 164869, 185835, 247780, 329738, 371670, 494607, 659476, 743340, 824345, 989214, 1648690, 1978428, 2143297, 2473035, 3297380, 4286594, 4946070, 6429891, 8573188, 9892140, 10716485, 12859782, 21432970, 25719564, 32149455, 42865940, 64298910, 128597820]

約数ペア:

[(1, 128597820), (2, 64298910), (3, 42865940), (4, 32149455), (5, 25719564), (6, 21432970), (10, 12859782), (12, 10716485), (13, 9892140), (15, 8573188), (20, 6429891), (26, 4946070), (30, 4286594), (39, 3297380), (52, 2473035), (60, 2143297), (65, 1978428), (78, 1648690), (130, 989214), (156, 824345), (173, 743340), (195, 659476), (260, 494607), (346, 371670), (390, 329738), (519, 247780), (692, 185835), (780, 164869), (865, 148668), (953, 134940), (1038, 123890), (1730, 74334), (1906, 67470), (2076, 61945), (2249, 57180), (2595, 49556), (2859, 44980), (3460, 37167), (3812, 33735), (4498, 28590), (4765, 26988), (5190, 24778), (5718, 22490), (6747, 19060), (8996, 14295), (9530, 13494), (10380, 12389), (11245, 11436)]