281545968

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 831946752

約数和(自身を除く): 550400784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 103, 124, 132, 167, 176, 186, 206, 248, 264, 309, 334, 341, 372, 412, 496, 501, 528, 618, 668, 682, 744, 824, 1002, 1023, 1133, 1236, 1336, 1364, 1488, 1648, 1837, 2004, 2046, 2266, 2472, 2672, 2728, 3193, 3399, 3674, 4008, 4092, 4532, 4944, 5177, 5456, 5511, 6386, 6798, 7348, 8016, 8184, 9064, 9579, 10354, 11022, 12772, 13596, 14696, 15531, 16368, 17201, 18128, 19158, 20708, 22044, 25544, 27192, 29392, 31062, 34402, 35123, 38316, 41416, 44088, 51088, 51603, 54384, 56947, 62124, 68804, 70246, 76632, 82832, 88176, 103206, 105369, 113894, 124248, 137608, 140492, 153264, 170841, 189211, 206412, 210738, 227788, 248496, 275216, 280984, 341682, 378422, 412824, 421476, 455576, 533231, 561968, 567633, 683364, 756844, 825648, 842952, 911152, 1066462, 1135266, 1366728, 1513688, 1599693, 1685904, 2132924, 2270532, 2733456, 3027376, 3199386, 4265848, 4541064, 5865541, 6398772, 8531696, 9082128, 11731082, 12797544, 17596623, 23462164, 25595088, 35193246, 46924328, 70386492, 93848656, 140772984, 281545968]

約数ペア:

[(1, 281545968), (2, 140772984), (3, 93848656), (4, 70386492), (6, 46924328), (8, 35193246), (11, 25595088), (12, 23462164), (16, 17596623), (22, 12797544), (24, 11731082), (31, 9082128), (33, 8531696), (44, 6398772), (48, 5865541), (62, 4541064), (66, 4265848), (88, 3199386), (93, 3027376), (103, 2733456), (124, 2270532), (132, 2132924), (167, 1685904), (176, 1599693), (186, 1513688), (206, 1366728), (248, 1135266), (264, 1066462), (309, 911152), (334, 842952), (341, 825648), (372, 756844), (412, 683364), (496, 567633), (501, 561968), (528, 533231), (618, 455576), (668, 421476), (682, 412824), (744, 378422), (824, 341682), (1002, 280984), (1023, 275216), (1133, 248496), (1236, 227788), (1336, 210738), (1364, 206412), (1488, 189211), (1648, 170841), (1837, 153264), (2004, 140492), (2046, 137608), (2266, 124248), (2472, 113894), (2672, 105369), (2728, 103206), (3193, 88176), (3399, 82832), (3674, 76632), (4008, 70246), (4092, 68804), (4532, 62124), (4944, 56947), (5177, 54384), (5456, 51603), (5511, 51088), (6386, 44088), (6798, 41416), (7348, 38316), (8016, 35123), (8184, 34402), (9064, 31062), (9579, 29392), (10354, 27192), (11022, 25544), (12772, 22044), (13596, 20708), (14696, 19158), (15531, 18128), (16368, 17201)]