138249180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1481

約数の個数: 120

約数和(自身を含む): 441117600

約数和(自身を除く): 302868420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 810, 915, 1098, 1220, 1399, 1620, 1647, 1830, 2196, 2745, 2798, 3294, 3660, 4197, 4941, 5490, 5596, 6588, 6995, 8235, 8394, 9882, 10980, 12591, 13990, 16470, 16788, 19764, 20985, 24705, 25182, 27980, 32940, 37773, 41970, 49410, 50364, 62955, 75546, 83940, 85339, 98820, 113319, 125910, 151092, 170678, 188865, 226638, 251820, 256017, 341356, 377730, 426695, 453276, 512034, 566595, 755460, 768051, 853390, 1024068, 1133190, 1280085, 1536102, 1706780, 2266380, 2304153, 2560170, 3072204, 3840255, 4608306, 5120340, 6912459, 7680510, 9216612, 11520765, 13824918, 15361020, 23041530, 27649836, 34562295, 46083060, 69124590, 138249180]

約数ペア:

[(1, 138249180), (2, 69124590), (3, 46083060), (4, 34562295), (5, 27649836), (6, 23041530), (9, 15361020), (10, 13824918), (12, 11520765), (15, 9216612), (18, 7680510), (20, 6912459), (27, 5120340), (30, 4608306), (36, 3840255), (45, 3072204), (54, 2560170), (60, 2304153), (61, 2266380), (81, 1706780), (90, 1536102), (108, 1280085), (122, 1133190), (135, 1024068), (162, 853390), (180, 768051), (183, 755460), (244, 566595), (270, 512034), (305, 453276), (324, 426695), (366, 377730), (405, 341356), (540, 256017), (549, 251820), (610, 226638), (732, 188865), (810, 170678), (915, 151092), (1098, 125910), (1220, 113319), (1399, 98820), (1620, 85339), (1647, 83940), (1830, 75546), (2196, 62955), (2745, 50364), (2798, 49410), (3294, 41970), (3660, 37773), (4197, 32940), (4941, 27980), (5490, 25182), (5596, 24705), (6588, 20985), (6995, 19764), (8235, 16788), (8394, 16470), (9882, 13990), (10980, 12591)]