216511990940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{5137921}}^1$

素因数の和:5137987

約数の個数: 72

約数和(自身を含む): 541208151792

約数和(自身を除く): 324696160852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 21070, 42140, 5137921, 10275842, 20551684, 25689605, 35965447, 51379210, 71930894, 102758420, 143861788, 179827235, 220930603, 251758129, 359654470, 441861206, 503516258, 719308940, 883722412, 1007032516, 1104653015, 1258790645, 1546514221, 2209306030, 2517581290, 3093028442, 4418612060, 5035162580, 6186056884, 7732571105, 10825599547, 15465142210, 21651199094, 30930284420, 43302398188, 54127997735, 108255995470, 216511990940]

約数ペア:

[(1, 216511990940), (2, 108255995470), (4, 54127997735), (5, 43302398188), (7, 30930284420), (10, 21651199094), (14, 15465142210), (20, 10825599547), (28, 7732571105), (35, 6186056884), (43, 5035162580), (49, 4418612060), (70, 3093028442), (86, 2517581290), (98, 2209306030), (140, 1546514221), (172, 1258790645), (196, 1104653015), (215, 1007032516), (245, 883722412), (301, 719308940), (430, 503516258), (490, 441861206), (602, 359654470), (860, 251758129), (980, 220930603), (1204, 179827235), (1505, 143861788), (2107, 102758420), (3010, 71930894), (4214, 51379210), (6020, 35965447), (8428, 25689605), (10535, 20551684), (21070, 10275842), (42140, 5137921)]