27998820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6763}}^1$

素因数の和:6801

約数の個数: 72

約数和(自身を含む): 88635456

約数和(自身を除く): 60636636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6763, 13526, 20289, 27052, 33815, 40578, 60867, 67630, 81156, 101445, 121734, 135260, 155549, 202890, 243468, 304335, 311098, 405780, 466647, 608670, 622196, 777745, 933294, 1217340, 1399941, 1555490, 1866588, 2333235, 2799882, 3110980, 4666470, 5599764, 6999705, 9332940, 13999410, 27998820]

約数ペア:

[(1, 27998820), (2, 13999410), (3, 9332940), (4, 6999705), (5, 5599764), (6, 4666470), (9, 3110980), (10, 2799882), (12, 2333235), (15, 1866588), (18, 1555490), (20, 1399941), (23, 1217340), (30, 933294), (36, 777745), (45, 622196), (46, 608670), (60, 466647), (69, 405780), (90, 311098), (92, 304335), (115, 243468), (138, 202890), (180, 155549), (207, 135260), (230, 121734), (276, 101445), (345, 81156), (414, 67630), (460, 60867), (690, 40578), (828, 33815), (1035, 27052), (1380, 20289), (2070, 13526), (4140, 6763)]