173868620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 400075200

約数和(自身を除く): 226206580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 89, 95, 97, 106, 178, 190, 194, 212, 265, 356, 380, 388, 445, 485, 530, 890, 970, 1007, 1060, 1691, 1780, 1843, 1940, 2014, 3382, 3686, 4028, 4717, 5035, 5141, 6764, 7372, 8455, 8633, 9215, 9434, 10070, 10282, 16910, 17266, 18430, 18868, 20140, 20564, 23585, 25705, 33820, 34532, 36860, 43165, 47170, 51410, 86330, 89623, 94340, 97679, 102820, 164027, 172660, 179246, 195358, 328054, 358492, 390716, 448115, 457549, 488395, 656108, 820135, 896230, 915098, 976790, 1640270, 1792460, 1830196, 1953580, 2287745, 3280540, 4575490, 8693431, 9150980, 17386862, 34773724, 43467155, 86934310, 173868620]

約数ペア:

[(1, 173868620), (2, 86934310), (4, 43467155), (5, 34773724), (10, 17386862), (19, 9150980), (20, 8693431), (38, 4575490), (53, 3280540), (76, 2287745), (89, 1953580), (95, 1830196), (97, 1792460), (106, 1640270), (178, 976790), (190, 915098), (194, 896230), (212, 820135), (265, 656108), (356, 488395), (380, 457549), (388, 448115), (445, 390716), (485, 358492), (530, 328054), (890, 195358), (970, 179246), (1007, 172660), (1060, 164027), (1691, 102820), (1780, 97679), (1843, 94340), (1940, 89623), (2014, 86330), (3382, 51410), (3686, 47170), (4028, 43165), (4717, 36860), (5035, 34532), (5141, 33820), (6764, 25705), (7372, 23585), (8455, 20564), (8633, 20140), (9215, 18868), (9434, 18430), (10070, 17266), (10282, 16910)]