28724490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 77137920

約数和(自身を除く): 48413430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 191, 270, 382, 557, 573, 955, 1114, 1146, 1671, 1719, 1910, 2785, 2865, 3342, 3438, 5013, 5157, 5570, 5730, 8355, 8595, 10026, 10314, 15039, 16710, 17190, 25065, 25785, 30078, 50130, 51570, 75195, 106387, 150390, 212774, 319161, 531935, 638322, 957483, 1063870, 1595805, 1914966, 2872449, 3191610, 4787415, 5744898, 9574830, 14362245, 28724490]

約数ペア:

[(1, 28724490), (2, 14362245), (3, 9574830), (5, 5744898), (6, 4787415), (9, 3191610), (10, 2872449), (15, 1914966), (18, 1595805), (27, 1063870), (30, 957483), (45, 638322), (54, 531935), (90, 319161), (135, 212774), (191, 150390), (270, 106387), (382, 75195), (557, 51570), (573, 50130), (955, 30078), (1114, 25785), (1146, 25065), (1671, 17190), (1719, 16710), (1910, 15039), (2785, 10314), (2865, 10026), (3342, 8595), (3438, 8355), (5013, 5730), (5157, 5570)]