7221390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 19215360

約数和(自身を除く): 11993970

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 79, 110, 158, 165, 237, 277, 330, 395, 474, 554, 790, 831, 869, 1185, 1385, 1662, 1738, 2370, 2607, 2770, 3047, 4155, 4345, 5214, 6094, 8310, 8690, 9141, 13035, 15235, 18282, 21883, 26070, 30470, 43766, 45705, 65649, 91410, 109415, 131298, 218830, 240713, 328245, 481426, 656490, 722139, 1203565, 1444278, 2407130, 3610695, 7221390]

約数ペア:

[(1, 7221390), (2, 3610695), (3, 2407130), (5, 1444278), (6, 1203565), (10, 722139), (11, 656490), (15, 481426), (22, 328245), (30, 240713), (33, 218830), (55, 131298), (66, 109415), (79, 91410), (110, 65649), (158, 45705), (165, 43766), (237, 30470), (277, 26070), (330, 21883), (395, 18282), (474, 15235), (554, 13035), (790, 9141), (831, 8690), (869, 8310), (1185, 6094), (1385, 5214), (1662, 4345), (1738, 4155), (2370, 3047), (2607, 2770)]