180136216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 388432800

約数和(自身を除く): 208296584

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 139, 221, 278, 442, 556, 733, 884, 1112, 1466, 1768, 1807, 2363, 2932, 3614, 4726, 5864, 7228, 9452, 9529, 12461, 14456, 18904, 19058, 24922, 30719, 38116, 49844, 61438, 76232, 99688, 101887, 122876, 161993, 203774, 245752, 323986, 407548, 647972, 815096, 1295944, 1324531, 1732079, 2649062, 3464158, 5298124, 6928316, 10596248, 13856632, 22517027, 45034054, 90068108, 180136216]

約数ペア:

[(1, 180136216), (2, 90068108), (4, 45034054), (8, 22517027), (13, 13856632), (17, 10596248), (26, 6928316), (34, 5298124), (52, 3464158), (68, 2649062), (104, 1732079), (136, 1324531), (139, 1295944), (221, 815096), (278, 647972), (442, 407548), (556, 323986), (733, 245752), (884, 203774), (1112, 161993), (1466, 122876), (1768, 101887), (1807, 99688), (2363, 76232), (2932, 61438), (3614, 49844), (4726, 38116), (5864, 30719), (7228, 24922), (9452, 19058), (9529, 18904), (12461, 14456)]