29887760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 85202880

約数和(自身を除く): 55315120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 80, 95, 106, 112, 133, 140, 152, 190, 212, 265, 266, 280, 304, 371, 380, 424, 530, 532, 560, 665, 742, 760, 848, 1007, 1060, 1064, 1330, 1484, 1520, 1855, 2014, 2120, 2128, 2660, 2809, 2968, 3710, 4028, 4240, 5035, 5320, 5618, 5936, 7049, 7420, 8056, 10070, 10640, 11236, 14045, 14098, 14840, 16112, 19663, 20140, 22472, 28090, 28196, 29680, 35245, 39326, 40280, 44944, 53371, 56180, 56392, 70490, 78652, 80560, 98315, 106742, 112360, 112784, 140980, 157304, 196630, 213484, 224720, 266855, 281960, 314608, 373597, 393260, 426968, 533710, 563920, 747194, 786520, 853936, 1067420, 1494388, 1573040, 1867985, 2134840, 2988776, 3735970, 4269680, 5977552, 7471940, 14943880, 29887760]

約数ペア:

[(1, 29887760), (2, 14943880), (4, 7471940), (5, 5977552), (7, 4269680), (8, 3735970), (10, 2988776), (14, 2134840), (16, 1867985), (19, 1573040), (20, 1494388), (28, 1067420), (35, 853936), (38, 786520), (40, 747194), (53, 563920), (56, 533710), (70, 426968), (76, 393260), (80, 373597), (95, 314608), (106, 281960), (112, 266855), (133, 224720), (140, 213484), (152, 196630), (190, 157304), (212, 140980), (265, 112784), (266, 112360), (280, 106742), (304, 98315), (371, 80560), (380, 78652), (424, 70490), (530, 56392), (532, 56180), (560, 53371), (665, 44944), (742, 40280), (760, 39326), (848, 35245), (1007, 29680), (1060, 28196), (1064, 28090), (1330, 22472), (1484, 20140), (1520, 19663), (1855, 16112), (2014, 14840), (2120, 14098), (2128, 14045), (2660, 11236), (2809, 10640), (2968, 10070), (3710, 8056), (4028, 7420), (4240, 7049), (5035, 5936), (5320, 5618)]