220795236

素因数分解:

$2^2\times 3^2\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 567350784

約数和(自身を除く): 346555548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 163, 191, 197, 326, 382, 394, 489, 573, 591, 652, 764, 788, 978, 1146, 1182, 1467, 1719, 1773, 1956, 2292, 2364, 2934, 3438, 3546, 5868, 6876, 7092, 31133, 32111, 37627, 62266, 64222, 75254, 93399, 96333, 112881, 124532, 128444, 150508, 186798, 192666, 225762, 280197, 288999, 338643, 373596, 385332, 451524, 560394, 577998, 677286, 1120788, 1155996, 1354572, 6133201, 12266402, 18399603, 24532804, 36799206, 55198809, 73598412, 110397618, 220795236]

約数ペア:

[(1, 220795236), (2, 110397618), (3, 73598412), (4, 55198809), (6, 36799206), (9, 24532804), (12, 18399603), (18, 12266402), (36, 6133201), (163, 1354572), (191, 1155996), (197, 1120788), (326, 677286), (382, 577998), (394, 560394), (489, 451524), (573, 385332), (591, 373596), (652, 338643), (764, 288999), (788, 280197), (978, 225762), (1146, 192666), (1182, 186798), (1467, 150508), (1719, 128444), (1773, 124532), (1956, 112881), (2292, 96333), (2364, 93399), (2934, 75254), (3438, 64222), (3546, 62266), (5868, 37627), (6876, 32111), (7092, 31133)]