18730654995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 192

約数和(自身を含む): 36181595520

約数和(自身を除く): 17450940525

約数列:

[1, 3, 5, 13, 15, 17, 29, 39, 51, 65, 73, 85, 87, 145, 157, 195, 219, 221, 255, 289, 365, 377, 435, 471, 493, 663, 785, 867, 949, 1095, 1105, 1131, 1241, 1445, 1479, 1885, 2041, 2117, 2355, 2465, 2669, 2847, 3315, 3723, 3757, 4335, 4553, 4745, 5655, 6123, 6205, 6351, 6409, 7395, 8007, 8381, 10205, 10585, 11271, 11461, 13345, 13659, 14235, 16133, 18615, 18785, 19227, 21097, 22765, 25143, 27521, 30615, 31755, 32045, 34383, 34697, 35989, 40035, 41905, 45373, 48399, 56355, 57305, 59189, 63291, 68295, 77401, 80665, 82563, 96135, 104091, 105485, 107967, 108953, 125715, 136119, 137605, 148993, 171915, 173485, 177567, 179945, 194837, 226865, 232203, 241995, 274261, 295945, 316455, 326859, 332369, 387005, 412815, 446979, 467857, 520455, 539835, 544765, 584511, 589849, 611813, 680595, 744965, 822783, 887835, 974185, 997107, 1006213, 1161015, 1315817, 1371305, 1403571, 1634295, 1661845, 1769547, 1835439, 2234895, 2339285, 2532881, 2922555, 2949245, 3018639, 3059065, 3312229, 3947451, 4113915, 4320797, 4985535, 5031065, 5650273, 6579085, 7017855, 7598643, 7953569, 8847735, 9177195, 9936687, 12664405, 12962391, 15093195, 16561145, 16950819, 17105621, 19737255, 21603985, 23860707, 28251365, 37993215, 39767845, 43058977, 49683435, 51316863, 64811955, 73453549, 84754095, 85528105, 96054641, 119303535, 129176931, 215294885, 220360647, 256584315, 288163923, 367267745, 480273205, 645884655, 1101803235, 1248710333, 1440819615, 3746130999, 6243551665, 18730654995]

約数ペア:

[(1, 18730654995), (3, 6243551665), (5, 3746130999), (13, 1440819615), (15, 1248710333), (17, 1101803235), (29, 645884655), (39, 480273205), (51, 367267745), (65, 288163923), (73, 256584315), (85, 220360647), (87, 215294885), (145, 129176931), (157, 119303535), (195, 96054641), (219, 85528105), (221, 84754095), (255, 73453549), (289, 64811955), (365, 51316863), (377, 49683435), (435, 43058977), (471, 39767845), (493, 37993215), (663, 28251365), (785, 23860707), (867, 21603985), (949, 19737255), (1095, 17105621), (1105, 16950819), (1131, 16561145), (1241, 15093195), (1445, 12962391), (1479, 12664405), (1885, 9936687), (2041, 9177195), (2117, 8847735), (2355, 7953569), (2465, 7598643), (2669, 7017855), (2847, 6579085), (3315, 5650273), (3723, 5031065), (3757, 4985535), (4335, 4320797), (4553, 4113915), (4745, 3947451), (5655, 3312229), (6123, 3059065), (6205, 3018639), (6351, 2949245), (6409, 2922555), (7395, 2532881), (8007, 2339285), (8381, 2234895), (10205, 1835439), (10585, 1769547), (11271, 1661845), (11461, 1634295), (13345, 1403571), (13659, 1371305), (14235, 1315817), (16133, 1161015), (18615, 1006213), (18785, 997107), (19227, 974185), (21097, 887835), (22765, 822783), (25143, 744965), (27521, 680595), (30615, 611813), (31755, 589849), (32045, 584511), (34383, 544765), (34697, 539835), (35989, 520455), (40035, 467857), (41905, 446979), (45373, 412815), (48399, 387005), (56355, 332369), (57305, 326859), (59189, 316455), (63291, 295945), (68295, 274261), (77401, 241995), (80665, 232203), (82563, 226865), (96135, 194837), (104091, 179945), (105485, 177567), (107967, 173485), (108953, 171915), (125715, 148993), (136119, 137605)]