30508720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 79557408

約数和(自身を除く): 49048688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 937, 1480, 1628, 1874, 2035, 2960, 3256, 3748, 4070, 4685, 6512, 7496, 8140, 9370, 10307, 14992, 16280, 18740, 20614, 32560, 34669, 37480, 41228, 51535, 69338, 74960, 82456, 103070, 138676, 164912, 173345, 206140, 277352, 346690, 381359, 412280, 554704, 693380, 762718, 824560, 1386760, 1525436, 1906795, 2773520, 3050872, 3813590, 6101744, 7627180, 15254360, 30508720]

約数ペア:

[(1, 30508720), (2, 15254360), (4, 7627180), (5, 6101744), (8, 3813590), (10, 3050872), (11, 2773520), (16, 1906795), (20, 1525436), (22, 1386760), (37, 824560), (40, 762718), (44, 693380), (55, 554704), (74, 412280), (80, 381359), (88, 346690), (110, 277352), (148, 206140), (176, 173345), (185, 164912), (220, 138676), (296, 103070), (370, 82456), (407, 74960), (440, 69338), (592, 51535), (740, 41228), (814, 37480), (880, 34669), (937, 32560), (1480, 20614), (1628, 18740), (1874, 16280), (2035, 14992), (2960, 10307), (3256, 9370), (3748, 8140), (4070, 7496), (4685, 6512)]