189916668

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 491531040

約数和(自身を除く): 301614372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 197, 244, 366, 394, 439, 549, 591, 732, 788, 878, 1098, 1182, 1317, 1756, 1773, 2196, 2364, 2634, 3546, 3951, 5268, 7092, 7902, 12017, 15804, 24034, 26779, 36051, 48068, 53558, 72102, 80337, 86483, 107116, 108153, 144204, 160674, 172966, 216306, 241011, 259449, 321348, 345932, 432612, 482022, 518898, 778347, 964044, 1037796, 1556694, 3113388, 5275463, 10550926, 15826389, 21101852, 31652778, 47479167, 63305556, 94958334, 189916668]

約数ペア:

[(1, 189916668), (2, 94958334), (3, 63305556), (4, 47479167), (6, 31652778), (9, 21101852), (12, 15826389), (18, 10550926), (36, 5275463), (61, 3113388), (122, 1556694), (183, 1037796), (197, 964044), (244, 778347), (366, 518898), (394, 482022), (439, 432612), (549, 345932), (591, 321348), (732, 259449), (788, 241011), (878, 216306), (1098, 172966), (1182, 160674), (1317, 144204), (1756, 108153), (1773, 107116), (2196, 86483), (2364, 80337), (2634, 72102), (3546, 53558), (3951, 48068), (5268, 36051), (7092, 26779), (7902, 24034), (12017, 15804)]