253091808

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:357

約数の個数: 144

約数和(自身を含む): 747242496

約数和(自身を除く): 494150688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 107, 129, 144, 172, 191, 214, 258, 288, 321, 344, 382, 387, 428, 516, 573, 642, 688, 764, 774, 856, 963, 1032, 1146, 1284, 1376, 1528, 1548, 1712, 1719, 1926, 2064, 2292, 2568, 3056, 3096, 3424, 3438, 3852, 4128, 4584, 4601, 5136, 6112, 6192, 6876, 7704, 8213, 9168, 9202, 10272, 12384, 13752, 13803, 15408, 16426, 18336, 18404, 20437, 24639, 27504, 27606, 30816, 32852, 36808, 40874, 41409, 49278, 55008, 55212, 61311, 65704, 73616, 73917, 81748, 82818, 98556, 110424, 122622, 131408, 147232, 147834, 163496, 165636, 183933, 197112, 220848, 245244, 262816, 295668, 326992, 331272, 367866, 394224, 441696, 490488, 591336, 653984, 662544, 735732, 788448, 878791, 980976, 1182672, 1325088, 1471464, 1757582, 1961952, 2365344, 2636373, 2942928, 3515164, 5272746, 5885856, 7030328, 7909119, 10545492, 14060656, 15818238, 21090984, 28121312, 31636476, 42181968, 63272952, 84363936, 126545904, 253091808]

約数ペア:

[(1, 253091808), (2, 126545904), (3, 84363936), (4, 63272952), (6, 42181968), (8, 31636476), (9, 28121312), (12, 21090984), (16, 15818238), (18, 14060656), (24, 10545492), (32, 7909119), (36, 7030328), (43, 5885856), (48, 5272746), (72, 3515164), (86, 2942928), (96, 2636373), (107, 2365344), (129, 1961952), (144, 1757582), (172, 1471464), (191, 1325088), (214, 1182672), (258, 980976), (288, 878791), (321, 788448), (344, 735732), (382, 662544), (387, 653984), (428, 591336), (516, 490488), (573, 441696), (642, 394224), (688, 367866), (764, 331272), (774, 326992), (856, 295668), (963, 262816), (1032, 245244), (1146, 220848), (1284, 197112), (1376, 183933), (1528, 165636), (1548, 163496), (1712, 147834), (1719, 147232), (1926, 131408), (2064, 122622), (2292, 110424), (2568, 98556), (3056, 82818), (3096, 81748), (3424, 73917), (3438, 73616), (3852, 65704), (4128, 61311), (4584, 55212), (4601, 55008), (5136, 49278), (6112, 41409), (6192, 40874), (6876, 36808), (7704, 32852), (8213, 30816), (9168, 27606), (9202, 27504), (10272, 24639), (12384, 20437), (13752, 18404), (13803, 18336), (15408, 16426)]