209957670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 160

約数和(自身を含む): 616670208

約数和(自身を除く): 406712538

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 127, 130, 135, 157, 162, 195, 234, 254, 270, 314, 351, 381, 390, 405, 471, 585, 635, 702, 762, 785, 810, 942, 1053, 1143, 1170, 1270, 1413, 1570, 1651, 1755, 1905, 2041, 2106, 2286, 2355, 2826, 3302, 3429, 3510, 3810, 4082, 4239, 4710, 4953, 5265, 5715, 6123, 6858, 7065, 8255, 8478, 9906, 10205, 10287, 10530, 11430, 12246, 12717, 14130, 14859, 16510, 17145, 18369, 19939, 20410, 20574, 21195, 24765, 25434, 29718, 30615, 34290, 36738, 39878, 42390, 44577, 49530, 51435, 55107, 59817, 61230, 63585, 74295, 89154, 91845, 99695, 102870, 110214, 119634, 127170, 133731, 148590, 165321, 179451, 183690, 199390, 222885, 259207, 267462, 275535, 299085, 330642, 358902, 445770, 518414, 538353, 551070, 598170, 668655, 777621, 826605, 897255, 1076706, 1296035, 1337310, 1555242, 1615059, 1653210, 1794510, 2332863, 2592070, 2691765, 3230118, 3888105, 4665726, 5383530, 6998589, 7776210, 8075295, 11664315, 13997178, 16150590, 20995767, 23328630, 34992945, 41991534, 69985890, 104978835, 209957670]

約数ペア:

[(1, 209957670), (2, 104978835), (3, 69985890), (5, 41991534), (6, 34992945), (9, 23328630), (10, 20995767), (13, 16150590), (15, 13997178), (18, 11664315), (26, 8075295), (27, 7776210), (30, 6998589), (39, 5383530), (45, 4665726), (54, 3888105), (65, 3230118), (78, 2691765), (81, 2592070), (90, 2332863), (117, 1794510), (127, 1653210), (130, 1615059), (135, 1555242), (157, 1337310), (162, 1296035), (195, 1076706), (234, 897255), (254, 826605), (270, 777621), (314, 668655), (351, 598170), (381, 551070), (390, 538353), (405, 518414), (471, 445770), (585, 358902), (635, 330642), (702, 299085), (762, 275535), (785, 267462), (810, 259207), (942, 222885), (1053, 199390), (1143, 183690), (1170, 179451), (1270, 165321), (1413, 148590), (1570, 133731), (1651, 127170), (1755, 119634), (1905, 110214), (2041, 102870), (2106, 99695), (2286, 91845), (2355, 89154), (2826, 74295), (3302, 63585), (3429, 61230), (3510, 59817), (3810, 55107), (4082, 51435), (4239, 49530), (4710, 44577), (4953, 42390), (5265, 39878), (5715, 36738), (6123, 34290), (6858, 30615), (7065, 29718), (8255, 25434), (8478, 24765), (9906, 21195), (10205, 20574), (10287, 20410), (10530, 19939), (11430, 18369), (12246, 17145), (12717, 16510), (14130, 14859)]