197720280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1789}}^1$

素因数の和:2113

約数の個数: 96

約数和(自身を含む): 645044400

約数和(自身を除く): 447324120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 307, 360, 614, 921, 1228, 1535, 1789, 1842, 2456, 2763, 3070, 3578, 3684, 4605, 5367, 5526, 6140, 7156, 7368, 8945, 9210, 10734, 11052, 12280, 13815, 14312, 16101, 17890, 18420, 21468, 22104, 26835, 27630, 32202, 35780, 36840, 42936, 53670, 55260, 64404, 71560, 80505, 107340, 110520, 128808, 161010, 214680, 322020, 549223, 644040, 1098446, 1647669, 2196892, 2746115, 3295338, 4393784, 4943007, 5492230, 6590676, 8238345, 9886014, 10984460, 13181352, 16476690, 19772028, 21968920, 24715035, 32953380, 39544056, 49430070, 65906760, 98860140, 197720280]

約数ペア:

[(1, 197720280), (2, 98860140), (3, 65906760), (4, 49430070), (5, 39544056), (6, 32953380), (8, 24715035), (9, 21968920), (10, 19772028), (12, 16476690), (15, 13181352), (18, 10984460), (20, 9886014), (24, 8238345), (30, 6590676), (36, 5492230), (40, 4943007), (45, 4393784), (60, 3295338), (72, 2746115), (90, 2196892), (120, 1647669), (180, 1098446), (307, 644040), (360, 549223), (614, 322020), (921, 214680), (1228, 161010), (1535, 128808), (1789, 110520), (1842, 107340), (2456, 80505), (2763, 71560), (3070, 64404), (3578, 55260), (3684, 53670), (4605, 42936), (5367, 36840), (5526, 35780), (6140, 32202), (7156, 27630), (7368, 26835), (8945, 22104), (9210, 21468), (10734, 18420), (11052, 17890), (12280, 16101), (13815, 14312)]