69985890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 203857920

約数和(自身を除く): 133872030

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 127, 130, 135, 157, 195, 234, 254, 270, 314, 351, 381, 390, 471, 585, 635, 702, 762, 785, 942, 1143, 1170, 1270, 1413, 1570, 1651, 1755, 1905, 2041, 2286, 2355, 2826, 3302, 3429, 3510, 3810, 4082, 4239, 4710, 4953, 5715, 6123, 6858, 7065, 8255, 8478, 9906, 10205, 11430, 12246, 14130, 14859, 16510, 17145, 18369, 19939, 20410, 21195, 24765, 29718, 30615, 34290, 36738, 39878, 42390, 44577, 49530, 55107, 59817, 61230, 74295, 89154, 91845, 99695, 110214, 119634, 148590, 179451, 183690, 199390, 222885, 259207, 275535, 299085, 358902, 445770, 518414, 538353, 551070, 598170, 777621, 897255, 1076706, 1296035, 1555242, 1794510, 2332863, 2592070, 2691765, 3888105, 4665726, 5383530, 6998589, 7776210, 11664315, 13997178, 23328630, 34992945, 69985890]

約数ペア:

[(1, 69985890), (2, 34992945), (3, 23328630), (5, 13997178), (6, 11664315), (9, 7776210), (10, 6998589), (13, 5383530), (15, 4665726), (18, 3888105), (26, 2691765), (27, 2592070), (30, 2332863), (39, 1794510), (45, 1555242), (54, 1296035), (65, 1076706), (78, 897255), (90, 777621), (117, 598170), (127, 551070), (130, 538353), (135, 518414), (157, 445770), (195, 358902), (234, 299085), (254, 275535), (270, 259207), (314, 222885), (351, 199390), (381, 183690), (390, 179451), (471, 148590), (585, 119634), (635, 110214), (702, 99695), (762, 91845), (785, 89154), (942, 74295), (1143, 61230), (1170, 59817), (1270, 55107), (1413, 49530), (1570, 44577), (1651, 42390), (1755, 39878), (1905, 36738), (2041, 34290), (2286, 30615), (2355, 29718), (2826, 24765), (3302, 21195), (3429, 20410), (3510, 19939), (3810, 18369), (4082, 17145), (4239, 16510), (4710, 14859), (4953, 14130), (5715, 12246), (6123, 11430), (6858, 10205), (7065, 9906), (8255, 8478)]