31068240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{18493}}^1$

素因数の和:18516

約数の個数: 80

約数和(自身を含む): 110076288

約数和(自身を除く): 79008048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 18493, 36986, 55479, 73972, 92465, 110958, 129451, 147944, 184930, 221916, 258902, 277395, 295888, 369860, 388353, 443832, 517804, 554790, 647255, 739720, 776706, 887664, 1035608, 1109580, 1294510, 1479440, 1553412, 1941765, 2071216, 2219160, 2589020, 3106824, 3883530, 4438320, 5178040, 6213648, 7767060, 10356080, 15534120, 31068240]

約数ペア:

[(1, 31068240), (2, 15534120), (3, 10356080), (4, 7767060), (5, 6213648), (6, 5178040), (7, 4438320), (8, 3883530), (10, 3106824), (12, 2589020), (14, 2219160), (15, 2071216), (16, 1941765), (20, 1553412), (21, 1479440), (24, 1294510), (28, 1109580), (30, 1035608), (35, 887664), (40, 776706), (42, 739720), (48, 647255), (56, 554790), (60, 517804), (70, 443832), (80, 388353), (84, 369860), (105, 295888), (112, 277395), (120, 258902), (140, 221916), (168, 184930), (210, 147944), (240, 129451), (280, 110958), (336, 92465), (420, 73972), (560, 55479), (840, 36986), (1680, 18493)]