1285478535

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 2470487040

約数和(自身を除く): 1185008505

約数列:

[1, 3, 5, 11, 15, 19, 33, 41, 55, 57, 73, 95, 123, 137, 165, 205, 209, 219, 285, 365, 411, 451, 615, 627, 685, 779, 803, 1045, 1095, 1353, 1387, 1507, 2055, 2255, 2337, 2409, 2603, 2993, 3135, 3895, 4015, 4161, 4521, 5617, 6765, 6935, 7535, 7809, 8569, 8979, 10001, 11685, 12045, 13015, 14965, 15257, 16851, 20805, 22605, 25707, 28085, 28633, 30003, 32923, 39045, 42845, 44895, 45771, 50005, 56867, 61787, 76285, 84255, 85899, 98769, 106723, 110011, 128535, 143165, 150015, 164615, 170601, 185361, 190019, 228855, 284335, 308935, 320169, 330033, 410041, 429495, 493845, 533615, 550055, 570057, 625537, 853005, 926805, 950095, 1173953, 1230123, 1600845, 1650165, 1876611, 2050205, 2090209, 2850285, 3127685, 3521859, 4510451, 5869765, 6150615, 6270627, 7790779, 9383055, 10451045, 13531353, 17609295, 22552255, 23372337, 31353135, 38953895, 67656765, 85698569, 116861685, 257095707, 428492845, 1285478535]

約数ペア:

[(1, 1285478535), (3, 428492845), (5, 257095707), (11, 116861685), (15, 85698569), (19, 67656765), (33, 38953895), (41, 31353135), (55, 23372337), (57, 22552255), (73, 17609295), (95, 13531353), (123, 10451045), (137, 9383055), (165, 7790779), (205, 6270627), (209, 6150615), (219, 5869765), (285, 4510451), (365, 3521859), (411, 3127685), (451, 2850285), (615, 2090209), (627, 2050205), (685, 1876611), (779, 1650165), (803, 1600845), (1045, 1230123), (1095, 1173953), (1353, 950095), (1387, 926805), (1507, 853005), (2055, 625537), (2255, 570057), (2337, 550055), (2409, 533615), (2603, 493845), (2993, 429495), (3135, 410041), (3895, 330033), (4015, 320169), (4161, 308935), (4521, 284335), (5617, 228855), (6765, 190019), (6935, 185361), (7535, 170601), (7809, 164615), (8569, 150015), (8979, 143165), (10001, 128535), (11685, 110011), (12045, 106723), (13015, 98769), (14965, 85899), (15257, 84255), (16851, 76285), (20805, 61787), (22605, 56867), (25707, 50005), (28085, 45771), (28633, 44895), (30003, 42845), (32923, 39045)]