276508760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 718502400

約数和(自身を除く): 441993640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 89, 92, 110, 115, 178, 184, 220, 230, 253, 307, 356, 440, 445, 460, 506, 614, 712, 890, 920, 979, 1012, 1228, 1265, 1535, 1780, 1958, 2024, 2047, 2456, 2530, 3070, 3377, 3560, 3916, 4094, 4895, 5060, 6140, 6754, 7061, 7832, 8188, 9790, 10120, 10235, 12280, 13508, 14122, 16376, 16885, 19580, 20470, 22517, 27016, 27323, 28244, 33770, 35305, 39160, 40940, 45034, 54646, 56488, 67540, 70610, 77671, 81880, 90068, 109292, 112585, 135080, 136615, 141220, 155342, 180136, 218584, 225170, 273230, 282440, 300553, 310684, 388355, 450340, 546460, 601106, 621368, 628429, 776710, 900680, 1092920, 1202212, 1256858, 1502765, 1553420, 2404424, 2513716, 3005530, 3106840, 3142145, 5027432, 6011060, 6284290, 6912719, 12022120, 12568580, 13825438, 25137160, 27650876, 34563595, 55301752, 69127190, 138254380, 276508760]

約数ペア:

[(1, 276508760), (2, 138254380), (4, 69127190), (5, 55301752), (8, 34563595), (10, 27650876), (11, 25137160), (20, 13825438), (22, 12568580), (23, 12022120), (40, 6912719), (44, 6284290), (46, 6011060), (55, 5027432), (88, 3142145), (89, 3106840), (92, 3005530), (110, 2513716), (115, 2404424), (178, 1553420), (184, 1502765), (220, 1256858), (230, 1202212), (253, 1092920), (307, 900680), (356, 776710), (440, 628429), (445, 621368), (460, 601106), (506, 546460), (614, 450340), (712, 388355), (890, 310684), (920, 300553), (979, 282440), (1012, 273230), (1228, 225170), (1265, 218584), (1535, 180136), (1780, 155342), (1958, 141220), (2024, 136615), (2047, 135080), (2456, 112585), (2530, 109292), (3070, 90068), (3377, 81880), (3560, 77671), (3916, 70610), (4094, 67540), (4895, 56488), (5060, 54646), (6140, 45034), (6754, 40940), (7061, 39160), (7832, 35305), (8188, 33770), (9790, 28244), (10120, 27323), (10235, 27016), (12280, 22517), (13508, 20470), (14122, 19580), (16376, 16885)]