31003128

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 94785600

約数和(自身を除く): 63782472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 61, 72, 78, 104, 108, 117, 122, 156, 181, 183, 216, 234, 244, 312, 351, 362, 366, 468, 488, 543, 549, 702, 724, 732, 793, 936, 1086, 1098, 1404, 1448, 1464, 1586, 1629, 1647, 2172, 2196, 2353, 2379, 2808, 3172, 3258, 3294, 4344, 4392, 4706, 4758, 4887, 6344, 6516, 6588, 7059, 7137, 9412, 9516, 9774, 11041, 13032, 13176, 14118, 14274, 18824, 19032, 19548, 21177, 21411, 22082, 28236, 28548, 33123, 39096, 42354, 42822, 44164, 56472, 57096, 63531, 66246, 84708, 85644, 88328, 99369, 127062, 132492, 143533, 169416, 171288, 198738, 254124, 264984, 287066, 298107, 397476, 430599, 508248, 574132, 596214, 794952, 861198, 1148264, 1192428, 1291797, 1722396, 2384856, 2583594, 3444792, 3875391, 5167188, 7750782, 10334376, 15501564, 31003128]

約数ペア:

[(1, 31003128), (2, 15501564), (3, 10334376), (4, 7750782), (6, 5167188), (8, 3875391), (9, 3444792), (12, 2583594), (13, 2384856), (18, 1722396), (24, 1291797), (26, 1192428), (27, 1148264), (36, 861198), (39, 794952), (52, 596214), (54, 574132), (61, 508248), (72, 430599), (78, 397476), (104, 298107), (108, 287066), (117, 264984), (122, 254124), (156, 198738), (181, 171288), (183, 169416), (216, 143533), (234, 132492), (244, 127062), (312, 99369), (351, 88328), (362, 85644), (366, 84708), (468, 66246), (488, 63531), (543, 57096), (549, 56472), (702, 44164), (724, 42822), (732, 42354), (793, 39096), (936, 33123), (1086, 28548), (1098, 28236), (1404, 22082), (1448, 21411), (1464, 21177), (1586, 19548), (1629, 19032), (1647, 18824), (2172, 14274), (2196, 14118), (2353, 13176), (2379, 13032), (2808, 11041), (3172, 9774), (3258, 9516), (3294, 9412), (4344, 7137), (4392, 7059), (4706, 6588), (4758, 6516), (4887, 6344)]