30510585

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 62581896

約数和(自身を除く): 32071311

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 101, 105, 137, 147, 245, 303, 315, 411, 441, 505, 685, 707, 735, 909, 959, 1233, 1515, 2055, 2121, 2205, 2877, 3535, 4545, 4795, 4949, 6165, 6363, 6713, 8631, 10605, 13837, 14385, 14847, 20139, 24745, 31815, 33565, 41511, 43155, 44541, 60417, 69185, 74235, 96859, 100695, 124533, 207555, 222705, 290577, 302085, 484295, 622665, 678013, 871731, 1452885, 2034039, 3390065, 4358655, 6102117, 10170195, 30510585]

約数ペア:

[(1, 30510585), (3, 10170195), (5, 6102117), (7, 4358655), (9, 3390065), (15, 2034039), (21, 1452885), (35, 871731), (45, 678013), (49, 622665), (63, 484295), (101, 302085), (105, 290577), (137, 222705), (147, 207555), (245, 124533), (303, 100695), (315, 96859), (411, 74235), (441, 69185), (505, 60417), (685, 44541), (707, 43155), (735, 41511), (909, 33565), (959, 31815), (1233, 24745), (1515, 20139), (2055, 14847), (2121, 14385), (2205, 13837), (2877, 10605), (3535, 8631), (4545, 6713), (4795, 6363), (4949, 6165)]