218027810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 128

約数和(自身を含む): 550416384

約数和(自身を除く): 332388574

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 23, 26, 35, 46, 55, 65, 70, 77, 91, 110, 115, 130, 143, 154, 161, 182, 230, 253, 286, 299, 322, 385, 455, 506, 598, 715, 770, 805, 910, 947, 1001, 1265, 1430, 1495, 1610, 1771, 1894, 2002, 2093, 2530, 2990, 3289, 3542, 4186, 4735, 5005, 6578, 6629, 8855, 9470, 10010, 10417, 10465, 12311, 13258, 16445, 17710, 20834, 20930, 21781, 23023, 24622, 32890, 33145, 43562, 46046, 52085, 61555, 66290, 72919, 86177, 104170, 108905, 115115, 123110, 135421, 145838, 152467, 172354, 217810, 230230, 239591, 270842, 283153, 304934, 364595, 430885, 479182, 566306, 677105, 729190, 762335, 861770, 947947, 1197955, 1354210, 1415765, 1524670, 1677137, 1895894, 1982071, 2395910, 2831530, 3114683, 3354274, 3964142, 4739735, 6229366, 8385685, 9479470, 9910355, 15573415, 16771370, 19820710, 21802781, 31146830, 43605562, 109013905, 218027810]

約数ペア:

[(1, 218027810), (2, 109013905), (5, 43605562), (7, 31146830), (10, 21802781), (11, 19820710), (13, 16771370), (14, 15573415), (22, 9910355), (23, 9479470), (26, 8385685), (35, 6229366), (46, 4739735), (55, 3964142), (65, 3354274), (70, 3114683), (77, 2831530), (91, 2395910), (110, 1982071), (115, 1895894), (130, 1677137), (143, 1524670), (154, 1415765), (161, 1354210), (182, 1197955), (230, 947947), (253, 861770), (286, 762335), (299, 729190), (322, 677105), (385, 566306), (455, 479182), (506, 430885), (598, 364595), (715, 304934), (770, 283153), (805, 270842), (910, 239591), (947, 230230), (1001, 217810), (1265, 172354), (1430, 152467), (1495, 145838), (1610, 135421), (1771, 123110), (1894, 115115), (2002, 108905), (2093, 104170), (2530, 86177), (2990, 72919), (3289, 66290), (3542, 61555), (4186, 52085), (4735, 46046), (5005, 43562), (6578, 33145), (6629, 32890), (8855, 24622), (9470, 23023), (10010, 21781), (10417, 20930), (10465, 20834), (12311, 17710), (13258, 16445)]