30219574

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:158

約数の個数: 72

約数和(自身を含む): 61736472

約数和(自身を除く): 31516898

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 97, 98, 119, 154, 187, 194, 238, 289, 374, 539, 578, 679, 833, 1067, 1078, 1309, 1358, 1649, 1666, 2023, 2134, 2618, 3179, 3298, 4046, 4753, 6358, 7469, 9163, 9506, 11543, 14161, 14938, 18139, 18326, 22253, 23086, 28033, 28322, 36278, 44506, 52283, 56066, 80801, 104566, 126973, 155771, 161602, 196231, 253946, 308363, 311542, 392462, 616726, 888811, 1373617, 1777622, 2158541, 2747234, 4317082, 15109787, 30219574]

約数ペア:

[(1, 30219574), (2, 15109787), (7, 4317082), (11, 2747234), (14, 2158541), (17, 1777622), (22, 1373617), (34, 888811), (49, 616726), (77, 392462), (97, 311542), (98, 308363), (119, 253946), (154, 196231), (187, 161602), (194, 155771), (238, 126973), (289, 104566), (374, 80801), (539, 56066), (578, 52283), (679, 44506), (833, 36278), (1067, 28322), (1078, 28033), (1309, 23086), (1358, 22253), (1649, 18326), (1666, 18139), (2023, 14938), (2134, 14161), (2618, 11543), (3179, 9506), (3298, 9163), (4046, 7469), (4753, 6358)]