28520208

素因数分解:

$2^4\times 3^3\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:741

約数の個数: 80

約数和(自身を含む): 82762560

約数和(自身を除く): 54242352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 107, 108, 144, 214, 216, 321, 428, 432, 617, 642, 856, 963, 1234, 1284, 1712, 1851, 1926, 2468, 2568, 2889, 3702, 3852, 4936, 5136, 5553, 5778, 7404, 7704, 9872, 11106, 11556, 14808, 15408, 16659, 22212, 23112, 29616, 33318, 44424, 46224, 66019, 66636, 88848, 132038, 133272, 198057, 264076, 266544, 396114, 528152, 594171, 792228, 1056304, 1188342, 1584456, 1782513, 2376684, 3168912, 3565026, 4753368, 7130052, 9506736, 14260104, 28520208]

約数ペア:

[(1, 28520208), (2, 14260104), (3, 9506736), (4, 7130052), (6, 4753368), (8, 3565026), (9, 3168912), (12, 2376684), (16, 1782513), (18, 1584456), (24, 1188342), (27, 1056304), (36, 792228), (48, 594171), (54, 528152), (72, 396114), (107, 266544), (108, 264076), (144, 198057), (214, 133272), (216, 132038), (321, 88848), (428, 66636), (432, 66019), (617, 46224), (642, 44424), (856, 33318), (963, 29616), (1234, 23112), (1284, 22212), (1712, 16659), (1851, 15408), (1926, 14808), (2468, 11556), (2568, 11106), (2889, 9872), (3702, 7704), (3852, 7404), (4936, 5778), (5136, 5553)]