42709520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1439}}^1$

素因数の和:1512

約数の個数: 80

約数和(自身を含む): 115706880

約数和(自身を除く): 72997360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1439, 1484, 1855, 2120, 2878, 2968, 3710, 4240, 5756, 5936, 7195, 7420, 10073, 11512, 14390, 14840, 20146, 23024, 28780, 29680, 40292, 50365, 57560, 76267, 80584, 100730, 115120, 152534, 161168, 201460, 305068, 381335, 402920, 533869, 610136, 762670, 805840, 1067738, 1220272, 1525340, 2135476, 2669345, 3050680, 4270952, 5338690, 6101360, 8541904, 10677380, 21354760, 42709520]

約数ペア:

[(1, 42709520), (2, 21354760), (4, 10677380), (5, 8541904), (7, 6101360), (8, 5338690), (10, 4270952), (14, 3050680), (16, 2669345), (20, 2135476), (28, 1525340), (35, 1220272), (40, 1067738), (53, 805840), (56, 762670), (70, 610136), (80, 533869), (106, 402920), (112, 381335), (140, 305068), (212, 201460), (265, 161168), (280, 152534), (371, 115120), (424, 100730), (530, 80584), (560, 76267), (742, 57560), (848, 50365), (1060, 40292), (1439, 29680), (1484, 28780), (1855, 23024), (2120, 20146), (2878, 14840), (2968, 14390), (3710, 11512), (4240, 10073), (5756, 7420), (5936, 7195)]