28528470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 76674240

約数和(自身を除く): 48145770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 157, 270, 314, 471, 673, 785, 942, 1346, 1413, 1570, 2019, 2355, 2826, 3365, 4038, 4239, 4710, 6057, 6730, 7065, 8478, 10095, 12114, 14130, 18171, 20190, 21195, 30285, 36342, 42390, 60570, 90855, 105661, 181710, 211322, 316983, 528305, 633966, 950949, 1056610, 1584915, 1901898, 2852847, 3169830, 4754745, 5705694, 9509490, 14264235, 28528470]

約数ペア:

[(1, 28528470), (2, 14264235), (3, 9509490), (5, 5705694), (6, 4754745), (9, 3169830), (10, 2852847), (15, 1901898), (18, 1584915), (27, 1056610), (30, 950949), (45, 633966), (54, 528305), (90, 316983), (135, 211322), (157, 181710), (270, 105661), (314, 90855), (471, 60570), (673, 42390), (785, 36342), (942, 30285), (1346, 21195), (1413, 20190), (1570, 18171), (2019, 14130), (2355, 12114), (2826, 10095), (3365, 8478), (4038, 7065), (4239, 6730), (4710, 6057)]