168304580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 383201280

約数和(自身を除く): 214896700

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 59, 62, 86, 107, 118, 124, 155, 172, 214, 215, 236, 295, 310, 428, 430, 535, 590, 620, 860, 1070, 1180, 1333, 1829, 2140, 2537, 2666, 3317, 3658, 4601, 5074, 5332, 6313, 6634, 6665, 7316, 9145, 9202, 10148, 12626, 12685, 13268, 13330, 16585, 18290, 18404, 23005, 25252, 25370, 26660, 31565, 33170, 36580, 46010, 50740, 63130, 66340, 78647, 92020, 126260, 142631, 157294, 195703, 271459, 285262, 314588, 391406, 393235, 542918, 570524, 713155, 782812, 786470, 978515, 1085836, 1357295, 1426310, 1572940, 1957030, 2714590, 2852620, 3914060, 5429180, 8415229, 16830458, 33660916, 42076145, 84152290, 168304580]

約数ペア:

[(1, 168304580), (2, 84152290), (4, 42076145), (5, 33660916), (10, 16830458), (20, 8415229), (31, 5429180), (43, 3914060), (59, 2852620), (62, 2714590), (86, 1957030), (107, 1572940), (118, 1426310), (124, 1357295), (155, 1085836), (172, 978515), (214, 786470), (215, 782812), (236, 713155), (295, 570524), (310, 542918), (428, 393235), (430, 391406), (535, 314588), (590, 285262), (620, 271459), (860, 195703), (1070, 157294), (1180, 142631), (1333, 126260), (1829, 92020), (2140, 78647), (2537, 66340), (2666, 63130), (3317, 50740), (3658, 46010), (4601, 36580), (5074, 33170), (5332, 31565), (6313, 26660), (6634, 25370), (6665, 25252), (7316, 23005), (9145, 18404), (9202, 18290), (10148, 16585), (12626, 13330), (12685, 13268)]