78534120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{93493}}^1$

素因数の和:93514

約数の個数: 64

約数和(自身を含む): 269262720

約数和(自身を除く): 190728600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 93493, 186986, 280479, 373972, 467465, 560958, 654451, 747944, 934930, 1121916, 1308902, 1402395, 1869860, 1963353, 2243832, 2617804, 2804790, 3272255, 3739720, 3926706, 5235608, 5609580, 6544510, 7853412, 9816765, 11219160, 13089020, 15706824, 19633530, 26178040, 39267060, 78534120]

約数ペア:

[(1, 78534120), (2, 39267060), (3, 26178040), (4, 19633530), (5, 15706824), (6, 13089020), (7, 11219160), (8, 9816765), (10, 7853412), (12, 6544510), (14, 5609580), (15, 5235608), (20, 3926706), (21, 3739720), (24, 3272255), (28, 2804790), (30, 2617804), (35, 2243832), (40, 1963353), (42, 1869860), (56, 1402395), (60, 1308902), (70, 1121916), (84, 934930), (105, 747944), (120, 654451), (140, 560958), (168, 467465), (210, 373972), (280, 280479), (420, 186986), (840, 93493)]