220808988

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1889}}^1$

素因数の和:2107

約数の個数: 72

約数和(自身を含む): 594397440

約数和(自身を除く): 373588452

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 191, 204, 306, 382, 573, 612, 764, 1146, 1719, 1889, 2292, 3247, 3438, 3778, 5667, 6494, 6876, 7556, 9741, 11334, 12988, 17001, 19482, 22668, 29223, 32113, 34002, 38964, 58446, 64226, 68004, 96339, 116892, 128452, 192678, 289017, 360799, 385356, 578034, 721598, 1082397, 1156068, 1443196, 2164794, 3247191, 4329588, 6133583, 6494382, 12267166, 12988764, 18400749, 24534332, 36801498, 55202247, 73602996, 110404494, 220808988]

約数ペア:

[(1, 220808988), (2, 110404494), (3, 73602996), (4, 55202247), (6, 36801498), (9, 24534332), (12, 18400749), (17, 12988764), (18, 12267166), (34, 6494382), (36, 6133583), (51, 4329588), (68, 3247191), (102, 2164794), (153, 1443196), (191, 1156068), (204, 1082397), (306, 721598), (382, 578034), (573, 385356), (612, 360799), (764, 289017), (1146, 192678), (1719, 128452), (1889, 116892), (2292, 96339), (3247, 68004), (3438, 64226), (3778, 58446), (5667, 38964), (6494, 34002), (6876, 32113), (7556, 29223), (9741, 22668), (11334, 19482), (12988, 17001)]