218655612

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:673

約数の個数: 120

約数和(自身を含む): 657678560

約数和(自身を除く): 439022948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 229, 252, 324, 378, 421, 458, 567, 687, 756, 842, 916, 1134, 1263, 1374, 1603, 1684, 2061, 2268, 2526, 2748, 2947, 3206, 3789, 4122, 4809, 5052, 5894, 6183, 6412, 7578, 8244, 8841, 9618, 11367, 11788, 12366, 14427, 15156, 17682, 18549, 19236, 22734, 24732, 26523, 28854, 34101, 35364, 37098, 43281, 45468, 53046, 57708, 68202, 74196, 79569, 86562, 96409, 106092, 129843, 136404, 159138, 173124, 192818, 238707, 259686, 289227, 318276, 385636, 477414, 519372, 578454, 674863, 867681, 954828, 1156908, 1349726, 1735362, 2024589, 2603043, 2699452, 3470724, 4049178, 5206086, 6073767, 7809129, 8098356, 10412172, 12147534, 15618258, 18221301, 24295068, 31236516, 36442602, 54663903, 72885204, 109327806, 218655612]

約数ペア:

[(1, 218655612), (2, 109327806), (3, 72885204), (4, 54663903), (6, 36442602), (7, 31236516), (9, 24295068), (12, 18221301), (14, 15618258), (18, 12147534), (21, 10412172), (27, 8098356), (28, 7809129), (36, 6073767), (42, 5206086), (54, 4049178), (63, 3470724), (81, 2699452), (84, 2603043), (108, 2024589), (126, 1735362), (162, 1349726), (189, 1156908), (229, 954828), (252, 867681), (324, 674863), (378, 578454), (421, 519372), (458, 477414), (567, 385636), (687, 318276), (756, 289227), (842, 259686), (916, 238707), (1134, 192818), (1263, 173124), (1374, 159138), (1603, 136404), (1684, 129843), (2061, 106092), (2268, 96409), (2526, 86562), (2748, 79569), (2947, 74196), (3206, 68202), (3789, 57708), (4122, 53046), (4809, 45468), (5052, 43281), (5894, 37098), (6183, 35364), (6412, 34101), (7578, 28854), (8244, 26523), (8841, 24732), (9618, 22734), (11367, 19236), (11788, 18549), (12366, 17682), (14427, 15156)]