201642228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{643}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 528842496

約数和(自身を除く): 327200268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 281, 372, 558, 562, 643, 843, 1116, 1124, 1286, 1686, 1929, 2529, 2572, 3372, 3858, 5058, 5787, 7716, 8711, 10116, 11574, 17422, 19933, 23148, 26133, 34844, 39866, 52266, 59799, 78399, 79732, 104532, 119598, 156798, 179397, 180683, 239196, 313596, 358794, 361366, 542049, 717588, 722732, 1084098, 1626147, 2168196, 3252294, 5601173, 6504588, 11202346, 16803519, 22404692, 33607038, 50410557, 67214076, 100821114, 201642228]

約数ペア:

[(1, 201642228), (2, 100821114), (3, 67214076), (4, 50410557), (6, 33607038), (9, 22404692), (12, 16803519), (18, 11202346), (31, 6504588), (36, 5601173), (62, 3252294), (93, 2168196), (124, 1626147), (186, 1084098), (279, 722732), (281, 717588), (372, 542049), (558, 361366), (562, 358794), (643, 313596), (843, 239196), (1116, 180683), (1124, 179397), (1286, 156798), (1686, 119598), (1929, 104532), (2529, 79732), (2572, 78399), (3372, 59799), (3858, 52266), (5058, 39866), (5787, 34844), (7716, 26133), (8711, 23148), (10116, 19933), (11574, 17422)]