221213451480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263349347}}^1$

素因数の和:263349368

約数の個数: 64

約数和(自身を含む): 758446122240

約数和(自身を除く): 537232670760

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, 263349347, 526698694, 790048041, 1053397388, 1316746735, 1580096082, 1843445429, 2106794776, 2633493470, 3160192164, 3686890858, 3950240205, 5266986940, 5530336287, 6320384328, 7373781716, 7900480410, 9217227145, 10533973880, 11060672574, 14747563432, 15800960820, 18434454290, 22121345148, 27651681435, 31601921640, 36868908580, 44242690296, 55303362870, 73737817160, 110606725740, 221213451480]

約数ペア:

[(1, 221213451480), (2, 110606725740), (3, 73737817160), (4, 55303362870), (5, 44242690296), (6, 36868908580), (7, 31601921640), (8, 27651681435), (10, 22121345148), (12, 18434454290), (14, 15800960820), (15, 14747563432), (20, 11060672574), (21, 10533973880), (24, 9217227145), (28, 7900480410), (30, 7373781716), (35, 6320384328), (40, 5530336287), (42, 5266986940), (56, 3950240205), (60, 3686890858), (70, 3160192164), (84, 2633493470), (105, 2106794776), (120, 1843445429), (140, 1580096082), (168, 1316746735), (210, 1053397388), (280, 790048041), (420, 526698694), (840, 263349347)]