405253128

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2591}}^1$

素因数の和:2640

約数の個数: 128

約数和(自身を含む): 1244160000

約数和(自身を除く): 838906872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 49, 56, 57, 76, 84, 98, 114, 133, 147, 152, 168, 196, 228, 266, 294, 343, 392, 399, 456, 532, 588, 686, 798, 931, 1029, 1064, 1176, 1372, 1596, 1862, 2058, 2591, 2744, 2793, 3192, 3724, 4116, 5182, 5586, 6517, 7448, 7773, 8232, 10364, 11172, 13034, 15546, 18137, 19551, 20728, 22344, 26068, 31092, 36274, 39102, 49229, 52136, 54411, 62184, 72548, 78204, 98458, 108822, 126959, 145096, 147687, 156408, 196916, 217644, 253918, 295374, 344603, 380877, 393832, 435288, 507836, 590748, 689206, 761754, 888713, 1015672, 1033809, 1181496, 1378412, 1523508, 1777426, 2067618, 2412221, 2666139, 2756824, 3047016, 3554852, 4135236, 4824442, 5332278, 7109704, 7236663, 8270472, 9648884, 10664556, 14473326, 16885547, 19297768, 21329112, 28946652, 33771094, 50656641, 57893304, 67542188, 101313282, 135084376, 202626564, 405253128]

約数ペア:

[(1, 405253128), (2, 202626564), (3, 135084376), (4, 101313282), (6, 67542188), (7, 57893304), (8, 50656641), (12, 33771094), (14, 28946652), (19, 21329112), (21, 19297768), (24, 16885547), (28, 14473326), (38, 10664556), (42, 9648884), (49, 8270472), (56, 7236663), (57, 7109704), (76, 5332278), (84, 4824442), (98, 4135236), (114, 3554852), (133, 3047016), (147, 2756824), (152, 2666139), (168, 2412221), (196, 2067618), (228, 1777426), (266, 1523508), (294, 1378412), (343, 1181496), (392, 1033809), (399, 1015672), (456, 888713), (532, 761754), (588, 689206), (686, 590748), (798, 507836), (931, 435288), (1029, 393832), (1064, 380877), (1176, 344603), (1372, 295374), (1596, 253918), (1862, 217644), (2058, 196916), (2591, 156408), (2744, 147687), (2793, 145096), (3192, 126959), (3724, 108822), (4116, 98458), (5182, 78204), (5586, 72548), (6517, 62184), (7448, 54411), (7773, 52136), (8232, 49229), (10364, 39102), (11172, 36274), (13034, 31092), (15546, 26068), (18137, 22344), (19551, 20728)]