71582100

素因数分解:

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

素因数の和:270

約数の個数: 144

約数和(自身を含む): 219985920

約数和(自身を除く): 148403820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 43, 50, 60, 62, 75, 86, 93, 100, 124, 129, 150, 155, 172, 179, 186, 215, 258, 300, 310, 358, 372, 430, 465, 516, 537, 620, 645, 716, 775, 860, 895, 930, 1074, 1075, 1290, 1333, 1550, 1790, 1860, 2148, 2150, 2325, 2580, 2666, 2685, 3100, 3225, 3580, 3999, 4300, 4475, 4650, 5332, 5370, 5549, 6450, 6665, 7697, 7998, 8950, 9300, 10740, 11098, 12900, 13330, 13425, 15394, 15996, 16647, 17900, 19995, 22196, 23091, 26660, 26850, 27745, 30788, 33294, 33325, 38485, 39990, 46182, 53700, 55490, 66588, 66650, 76970, 79980, 83235, 92364, 99975, 110980, 115455, 133300, 138725, 153940, 166470, 192425, 199950, 230910, 238607, 277450, 332940, 384850, 399900, 416175, 461820, 477214, 554900, 577275, 715821, 769700, 832350, 954428, 1154550, 1193035, 1431642, 1664700, 2309100, 2386070, 2863284, 3579105, 4772140, 5965175, 7158210, 11930350, 14316420, 17895525, 23860700, 35791050, 71582100]

約数ペア:

[(1, 71582100), (2, 35791050), (3, 23860700), (4, 17895525), (5, 14316420), (6, 11930350), (10, 7158210), (12, 5965175), (15, 4772140), (20, 3579105), (25, 2863284), (30, 2386070), (31, 2309100), (43, 1664700), (50, 1431642), (60, 1193035), (62, 1154550), (75, 954428), (86, 832350), (93, 769700), (100, 715821), (124, 577275), (129, 554900), (150, 477214), (155, 461820), (172, 416175), (179, 399900), (186, 384850), (215, 332940), (258, 277450), (300, 238607), (310, 230910), (358, 199950), (372, 192425), (430, 166470), (465, 153940), (516, 138725), (537, 133300), (620, 115455), (645, 110980), (716, 99975), (775, 92364), (860, 83235), (895, 79980), (930, 76970), (1074, 66650), (1075, 66588), (1290, 55490), (1333, 53700), (1550, 46182), (1790, 39990), (1860, 38485), (2148, 33325), (2150, 33294), (2325, 30788), (2580, 27745), (2666, 26850), (2685, 26660), (3100, 23091), (3225, 22196), (3580, 19995), (3999, 17900), (4300, 16647), (4475, 15996), (4650, 15394), (5332, 13425), (5370, 13330), (5549, 12900), (6450, 11098), (6665, 10740), (7697, 9300), (7998, 8950)]