28632840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 91238400

約数和(自身を除く): 62605560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 179, 186, 215, 248, 258, 310, 344, 358, 372, 430, 465, 516, 537, 620, 645, 716, 744, 860, 895, 930, 1032, 1074, 1240, 1290, 1333, 1432, 1720, 1790, 1860, 2148, 2580, 2666, 2685, 3580, 3720, 3999, 4296, 5160, 5332, 5370, 5549, 6665, 7160, 7697, 7998, 10664, 10740, 11098, 13330, 15394, 15996, 16647, 19995, 21480, 22196, 23091, 26660, 27745, 30788, 31992, 33294, 38485, 39990, 44392, 46182, 53320, 55490, 61576, 66588, 76970, 79980, 83235, 92364, 110980, 115455, 133176, 153940, 159960, 166470, 184728, 221960, 230910, 238607, 307880, 332940, 461820, 477214, 665880, 715821, 923640, 954428, 1193035, 1431642, 1908856, 2386070, 2863284, 3579105, 4772140, 5726568, 7158210, 9544280, 14316420, 28632840]

約数ペア:

[(1, 28632840), (2, 14316420), (3, 9544280), (4, 7158210), (5, 5726568), (6, 4772140), (8, 3579105), (10, 2863284), (12, 2386070), (15, 1908856), (20, 1431642), (24, 1193035), (30, 954428), (31, 923640), (40, 715821), (43, 665880), (60, 477214), (62, 461820), (86, 332940), (93, 307880), (120, 238607), (124, 230910), (129, 221960), (155, 184728), (172, 166470), (179, 159960), (186, 153940), (215, 133176), (248, 115455), (258, 110980), (310, 92364), (344, 83235), (358, 79980), (372, 76970), (430, 66588), (465, 61576), (516, 55490), (537, 53320), (620, 46182), (645, 44392), (716, 39990), (744, 38485), (860, 33294), (895, 31992), (930, 30788), (1032, 27745), (1074, 26660), (1240, 23091), (1290, 22196), (1333, 21480), (1432, 19995), (1720, 16647), (1790, 15996), (1860, 15394), (2148, 13330), (2580, 11098), (2666, 10740), (2685, 10664), (3580, 7998), (3720, 7697), (3999, 7160), (4296, 6665), (5160, 5549), (5332, 5370)]