161520786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 436497984

約数和(自身を除く): 274977198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 53, 57, 63, 67, 106, 114, 126, 133, 134, 159, 171, 201, 266, 318, 342, 361, 371, 399, 402, 469, 477, 603, 722, 742, 798, 938, 954, 1007, 1083, 1113, 1197, 1206, 1273, 1407, 2014, 2166, 2226, 2394, 2527, 2546, 2814, 3021, 3249, 3339, 3551, 3819, 4221, 5054, 6042, 6498, 6678, 7049, 7102, 7581, 7638, 8442, 8911, 9063, 10653, 11457, 14098, 15162, 17822, 18126, 19133, 21147, 21306, 22743, 22914, 24187, 24857, 26733, 31959, 38266, 42294, 45486, 48374, 49714, 53466, 57399, 63441, 63918, 67469, 72561, 74571, 80199, 114798, 126882, 133931, 134938, 145122, 149142, 160398, 169309, 172197, 202407, 217683, 223713, 267862, 338618, 344394, 401793, 404814, 435366, 447426, 472283, 507927, 607221, 803586, 944566, 1015854, 1205379, 1214442, 1281911, 1416849, 1523781, 2410758, 2563822, 2833698, 3047562, 3845733, 4250547, 7691466, 8501094, 8973377, 11537199, 17946754, 23074398, 26920131, 53840262, 80760393, 161520786]

約数ペア:

[(1, 161520786), (2, 80760393), (3, 53840262), (6, 26920131), (7, 23074398), (9, 17946754), (14, 11537199), (18, 8973377), (19, 8501094), (21, 7691466), (38, 4250547), (42, 3845733), (53, 3047562), (57, 2833698), (63, 2563822), (67, 2410758), (106, 1523781), (114, 1416849), (126, 1281911), (133, 1214442), (134, 1205379), (159, 1015854), (171, 944566), (201, 803586), (266, 607221), (318, 507927), (342, 472283), (361, 447426), (371, 435366), (399, 404814), (402, 401793), (469, 344394), (477, 338618), (603, 267862), (722, 223713), (742, 217683), (798, 202407), (938, 172197), (954, 169309), (1007, 160398), (1083, 149142), (1113, 145122), (1197, 134938), (1206, 133931), (1273, 126882), (1407, 114798), (2014, 80199), (2166, 74571), (2226, 72561), (2394, 67469), (2527, 63918), (2546, 63441), (2814, 57399), (3021, 53466), (3249, 49714), (3339, 48374), (3551, 45486), (3819, 42294), (4221, 38266), (5054, 31959), (6042, 26733), (6498, 24857), (6678, 24187), (7049, 22914), (7102, 22743), (7581, 21306), (7638, 21147), (8442, 19133), (8911, 18126), (9063, 17822), (10653, 15162), (11457, 14098)]