90665120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:527

約数の個数: 144

約数和(自身を含む): 265628160

約数和(自身を除く): 174963040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 416, 455, 479, 520, 560, 676, 728, 845, 910, 958, 1040, 1120, 1183, 1352, 1456, 1690, 1820, 1916, 2080, 2366, 2395, 2704, 2912, 3353, 3380, 3640, 3832, 4732, 4790, 5408, 5915, 6227, 6706, 6760, 7280, 7664, 9464, 9580, 11830, 12454, 13412, 13520, 14560, 15328, 16765, 18928, 19160, 23660, 24908, 26824, 27040, 31135, 33530, 37856, 38320, 43589, 47320, 49816, 53648, 62270, 67060, 76640, 80951, 87178, 94640, 99632, 107296, 124540, 134120, 161902, 174356, 189280, 199264, 217945, 249080, 268240, 323804, 348712, 404755, 435890, 498160, 536480, 566657, 647608, 697424, 809510, 871780, 996320, 1133314, 1295216, 1394848, 1619020, 1743560, 2266628, 2590432, 2833285, 3238040, 3487120, 4533256, 5666570, 6476080, 6974240, 9066512, 11333140, 12952160, 18133024, 22666280, 45332560, 90665120]

約数ペア:

[(1, 90665120), (2, 45332560), (4, 22666280), (5, 18133024), (7, 12952160), (8, 11333140), (10, 9066512), (13, 6974240), (14, 6476080), (16, 5666570), (20, 4533256), (26, 3487120), (28, 3238040), (32, 2833285), (35, 2590432), (40, 2266628), (52, 1743560), (56, 1619020), (65, 1394848), (70, 1295216), (80, 1133314), (91, 996320), (104, 871780), (112, 809510), (130, 697424), (140, 647608), (160, 566657), (169, 536480), (182, 498160), (208, 435890), (224, 404755), (260, 348712), (280, 323804), (338, 268240), (364, 249080), (416, 217945), (455, 199264), (479, 189280), (520, 174356), (560, 161902), (676, 134120), (728, 124540), (845, 107296), (910, 99632), (958, 94640), (1040, 87178), (1120, 80951), (1183, 76640), (1352, 67060), (1456, 62270), (1690, 53648), (1820, 49816), (1916, 47320), (2080, 43589), (2366, 38320), (2395, 37856), (2704, 33530), (2912, 31135), (3353, 27040), (3380, 26824), (3640, 24908), (3832, 23660), (4732, 19160), (4790, 18928), (5408, 16765), (5915, 15328), (6227, 14560), (6706, 13520), (6760, 13412), (7280, 12454), (7664, 11830), (9464, 9580)]