29978760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 104198400

約数和(自身を除く): 74219640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 401, 420, 445, 534, 623, 712, 802, 840, 890, 1068, 1203, 1246, 1335, 1604, 1780, 1869, 2005, 2136, 2406, 2492, 2670, 2807, 3115, 3208, 3560, 3738, 4010, 4812, 4984, 5340, 5614, 6015, 6230, 7476, 8020, 8421, 9345, 9624, 10680, 11228, 12030, 12460, 14035, 14952, 16040, 16842, 18690, 22456, 24060, 24920, 28070, 33684, 35689, 37380, 42105, 48120, 56140, 67368, 71378, 74760, 84210, 107067, 112280, 142756, 168420, 178445, 214134, 249823, 285512, 336840, 356890, 428268, 499646, 535335, 713780, 749469, 856536, 999292, 1070670, 1249115, 1427560, 1498938, 1998584, 2141340, 2498230, 2997876, 3747345, 4282680, 4996460, 5995752, 7494690, 9992920, 14989380, 29978760]

約数ペア:

[(1, 29978760), (2, 14989380), (3, 9992920), (4, 7494690), (5, 5995752), (6, 4996460), (7, 4282680), (8, 3747345), (10, 2997876), (12, 2498230), (14, 2141340), (15, 1998584), (20, 1498938), (21, 1427560), (24, 1249115), (28, 1070670), (30, 999292), (35, 856536), (40, 749469), (42, 713780), (56, 535335), (60, 499646), (70, 428268), (84, 356890), (89, 336840), (105, 285512), (120, 249823), (140, 214134), (168, 178445), (178, 168420), (210, 142756), (267, 112280), (280, 107067), (356, 84210), (401, 74760), (420, 71378), (445, 67368), (534, 56140), (623, 48120), (712, 42105), (802, 37380), (840, 35689), (890, 33684), (1068, 28070), (1203, 24920), (1246, 24060), (1335, 22456), (1604, 18690), (1780, 16842), (1869, 16040), (2005, 14952), (2136, 14035), (2406, 12460), (2492, 12030), (2670, 11228), (2807, 10680), (3115, 9624), (3208, 9345), (3560, 8421), (3738, 8020), (4010, 7476), (4812, 6230), (4984, 6015), (5340, 5614)]