212152110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 554273280

約数和(自身を除く): 342121170

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 43, 53, 58, 86, 87, 106, 107, 129, 145, 159, 174, 214, 215, 258, 265, 290, 318, 321, 430, 435, 530, 535, 642, 645, 795, 870, 1070, 1247, 1290, 1537, 1590, 1605, 2279, 2494, 3074, 3103, 3210, 3741, 4558, 4601, 4611, 5671, 6206, 6235, 6837, 7482, 7685, 9202, 9222, 9309, 11342, 11395, 12470, 13674, 13803, 15370, 15515, 17013, 18618, 18705, 22790, 23005, 23055, 27606, 28355, 31030, 34026, 34185, 37410, 46010, 46110, 46545, 56710, 66091, 68370, 69015, 85065, 93090, 132182, 133429, 138030, 164459, 170130, 198273, 243853, 266858, 328918, 330455, 396546, 400287, 487706, 493377, 660910, 667145, 731559, 800574, 822295, 986754, 991365, 1219265, 1334290, 1463118, 1644590, 1982730, 2001435, 2438530, 2466885, 3657795, 4002870, 4933770, 7071737, 7315590, 14143474, 21215211, 35358685, 42430422, 70717370, 106076055, 212152110]

約数ペア:

[(1, 212152110), (2, 106076055), (3, 70717370), (5, 42430422), (6, 35358685), (10, 21215211), (15, 14143474), (29, 7315590), (30, 7071737), (43, 4933770), (53, 4002870), (58, 3657795), (86, 2466885), (87, 2438530), (106, 2001435), (107, 1982730), (129, 1644590), (145, 1463118), (159, 1334290), (174, 1219265), (214, 991365), (215, 986754), (258, 822295), (265, 800574), (290, 731559), (318, 667145), (321, 660910), (430, 493377), (435, 487706), (530, 400287), (535, 396546), (642, 330455), (645, 328918), (795, 266858), (870, 243853), (1070, 198273), (1247, 170130), (1290, 164459), (1537, 138030), (1590, 133429), (1605, 132182), (2279, 93090), (2494, 85065), (3074, 69015), (3103, 68370), (3210, 66091), (3741, 56710), (4558, 46545), (4601, 46110), (4611, 46010), (5671, 37410), (6206, 34185), (6235, 34026), (6837, 31030), (7482, 28355), (7685, 27606), (9202, 23055), (9222, 23005), (9309, 22790), (11342, 18705), (11395, 18618), (12470, 17013), (13674, 15515), (13803, 15370)]