161819504

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 426639360

約数和(自身を除く): 264819856

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 112, 124, 133, 152, 154, 176, 209, 217, 223, 248, 266, 304, 308, 341, 418, 434, 446, 496, 532, 589, 616, 682, 836, 868, 892, 1064, 1178, 1232, 1364, 1463, 1561, 1672, 1736, 1784, 2128, 2356, 2387, 2453, 2728, 2926, 3122, 3344, 3472, 3568, 4123, 4237, 4712, 4774, 4906, 5456, 5852, 6244, 6479, 6913, 8246, 8474, 9424, 9548, 9812, 11704, 12488, 12958, 13826, 16492, 16948, 17171, 19096, 19624, 23408, 24976, 25916, 27652, 29659, 32984, 33896, 34342, 38192, 39248, 45353, 46607, 48391, 51832, 55304, 59318, 65968, 67792, 68684, 76043, 90706, 93214, 96782, 103664, 110608, 118636, 131347, 137368, 152086, 181412, 186428, 193564, 237272, 262694, 274736, 304172, 326249, 362824, 372856, 387128, 474544, 525388, 532301, 608344, 652498, 725648, 745712, 774256, 919429, 1050776, 1064602, 1216688, 1304996, 1444817, 1838858, 2101552, 2129204, 2609992, 2889634, 3677716, 4258408, 5219984, 5779268, 7355432, 8516816, 10113719, 11558536, 14710864, 20227438, 23117072, 40454876, 80909752, 161819504]

約数ペア:

[(1, 161819504), (2, 80909752), (4, 40454876), (7, 23117072), (8, 20227438), (11, 14710864), (14, 11558536), (16, 10113719), (19, 8516816), (22, 7355432), (28, 5779268), (31, 5219984), (38, 4258408), (44, 3677716), (56, 2889634), (62, 2609992), (76, 2129204), (77, 2101552), (88, 1838858), (112, 1444817), (124, 1304996), (133, 1216688), (152, 1064602), (154, 1050776), (176, 919429), (209, 774256), (217, 745712), (223, 725648), (248, 652498), (266, 608344), (304, 532301), (308, 525388), (341, 474544), (418, 387128), (434, 372856), (446, 362824), (496, 326249), (532, 304172), (589, 274736), (616, 262694), (682, 237272), (836, 193564), (868, 186428), (892, 181412), (1064, 152086), (1178, 137368), (1232, 131347), (1364, 118636), (1463, 110608), (1561, 103664), (1672, 96782), (1736, 93214), (1784, 90706), (2128, 76043), (2356, 68684), (2387, 67792), (2453, 65968), (2728, 59318), (2926, 55304), (3122, 51832), (3344, 48391), (3472, 46607), (3568, 45353), (4123, 39248), (4237, 38192), (4712, 34342), (4774, 33896), (4906, 32984), (5456, 29659), (5852, 27652), (6244, 25916), (6479, 24976), (6913, 23408), (8246, 19624), (8474, 19096), (9424, 17171), (9548, 16948), (9812, 16492), (11704, 13826), (12488, 12958)]