156873915

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1582

約数の個数: 80

約数和(自身を含む): 320322816

約数和(自身を除く): 163448901

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 81, 99, 115, 135, 165, 207, 253, 297, 345, 405, 495, 621, 759, 891, 1035, 1265, 1485, 1531, 1863, 2277, 3105, 3795, 4455, 4593, 6831, 7655, 9315, 11385, 13779, 16841, 20493, 22965, 34155, 35213, 41337, 50523, 68895, 84205, 102465, 105639, 124011, 151569, 176065, 206685, 252615, 316917, 387343, 454707, 528195, 620055, 757845, 950751, 1162029, 1364121, 1584585, 1936715, 2273535, 2852253, 3486087, 4753755, 5810145, 6820605, 10458261, 14261265, 17430435, 31374783, 52291305, 156873915]

約数ペア:

[(1, 156873915), (3, 52291305), (5, 31374783), (9, 17430435), (11, 14261265), (15, 10458261), (23, 6820605), (27, 5810145), (33, 4753755), (45, 3486087), (55, 2852253), (69, 2273535), (81, 1936715), (99, 1584585), (115, 1364121), (135, 1162029), (165, 950751), (207, 757845), (253, 620055), (297, 528195), (345, 454707), (405, 387343), (495, 316917), (621, 252615), (759, 206685), (891, 176065), (1035, 151569), (1265, 124011), (1485, 105639), (1531, 102465), (1863, 84205), (2277, 68895), (3105, 50523), (3795, 41337), (4455, 35213), (4593, 34155), (6831, 22965), (7655, 20493), (9315, 16841), (11385, 13779)]