30978486

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 88777728

約数和(自身を除く): 57799242

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 49, 62, 63, 66, 77, 93, 98, 99, 103, 126, 147, 154, 186, 198, 206, 217, 231, 279, 294, 309, 341, 434, 441, 462, 539, 558, 618, 651, 682, 693, 721, 882, 927, 1023, 1078, 1133, 1302, 1386, 1442, 1519, 1617, 1854, 1953, 2046, 2163, 2266, 2387, 3038, 3069, 3193, 3234, 3399, 3906, 4326, 4557, 4774, 4851, 5047, 6138, 6386, 6489, 6798, 7161, 7931, 9114, 9579, 9702, 10094, 10197, 12978, 13671, 14322, 15141, 15862, 16709, 19158, 20394, 21483, 22351, 23793, 27342, 28737, 30282, 33418, 35123, 42966, 44702, 45423, 47586, 50127, 55517, 57474, 67053, 70246, 71379, 90846, 100254, 105369, 111034, 134106, 142758, 150381, 156457, 166551, 201159, 210738, 245861, 300762, 312914, 316107, 333102, 402318, 469371, 491722, 499653, 632214, 737583, 938742, 999306, 1408113, 1475166, 1721027, 2212749, 2816226, 3442054, 4425498, 5163081, 10326162, 15489243, 30978486]

約数ペア:

[(1, 30978486), (2, 15489243), (3, 10326162), (6, 5163081), (7, 4425498), (9, 3442054), (11, 2816226), (14, 2212749), (18, 1721027), (21, 1475166), (22, 1408113), (31, 999306), (33, 938742), (42, 737583), (49, 632214), (62, 499653), (63, 491722), (66, 469371), (77, 402318), (93, 333102), (98, 316107), (99, 312914), (103, 300762), (126, 245861), (147, 210738), (154, 201159), (186, 166551), (198, 156457), (206, 150381), (217, 142758), (231, 134106), (279, 111034), (294, 105369), (309, 100254), (341, 90846), (434, 71379), (441, 70246), (462, 67053), (539, 57474), (558, 55517), (618, 50127), (651, 47586), (682, 45423), (693, 44702), (721, 42966), (882, 35123), (927, 33418), (1023, 30282), (1078, 28737), (1133, 27342), (1302, 23793), (1386, 22351), (1442, 21483), (1519, 20394), (1617, 19158), (1854, 16709), (1953, 15862), (2046, 15141), (2163, 14322), (2266, 13671), (2387, 12978), (3038, 10197), (3069, 10094), (3193, 9702), (3234, 9579), (3399, 9114), (3906, 7931), (4326, 7161), (4557, 6798), (4774, 6489), (4851, 6386), (5047, 6138)]