2138223290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 4786400808

約数和(自身を除く): 2648177518

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 73, 98, 113, 115, 146, 161, 226, 230, 245, 322, 365, 490, 511, 529, 565, 730, 791, 805, 1022, 1058, 1127, 1130, 1582, 1610, 1679, 2254, 2555, 2599, 2645, 3358, 3577, 3703, 3955, 5110, 5198, 5290, 5537, 5635, 7154, 7406, 7910, 8249, 8395, 11074, 11270, 11753, 12995, 16498, 16790, 17885, 18193, 18515, 23506, 25921, 25990, 27685, 35770, 36386, 37030, 38617, 41245, 51842, 55370, 57743, 58765, 59777, 77234, 82271, 82490, 90965, 115486, 117530, 119554, 127351, 129605, 164542, 181930, 189727, 193085, 254702, 259210, 270319, 288715, 298885, 379454, 386170, 404201, 411355, 418439, 540638, 577430, 597770, 636755, 808402, 822710, 836878, 948635, 1273510, 1328089, 1351595, 1892233, 1897270, 2021005, 2092195, 2656178, 2703190, 2929073, 3784466, 4042010, 4184390, 4363721, 5858146, 6640445, 8727442, 9296623, 9461165, 13280890, 14645365, 18593246, 18922330, 21818605, 29290730, 30546047, 43637210, 46483115, 61092094, 92966230, 152730235, 213822329, 305460470, 427644658, 1069111645, 2138223290]

約数ペア:

[(1, 2138223290), (2, 1069111645), (5, 427644658), (7, 305460470), (10, 213822329), (14, 152730235), (23, 92966230), (35, 61092094), (46, 46483115), (49, 43637210), (70, 30546047), (73, 29290730), (98, 21818605), (113, 18922330), (115, 18593246), (146, 14645365), (161, 13280890), (226, 9461165), (230, 9296623), (245, 8727442), (322, 6640445), (365, 5858146), (490, 4363721), (511, 4184390), (529, 4042010), (565, 3784466), (730, 2929073), (791, 2703190), (805, 2656178), (1022, 2092195), (1058, 2021005), (1127, 1897270), (1130, 1892233), (1582, 1351595), (1610, 1328089), (1679, 1273510), (2254, 948635), (2555, 836878), (2599, 822710), (2645, 808402), (3358, 636755), (3577, 597770), (3703, 577430), (3955, 540638), (5110, 418439), (5198, 411355), (5290, 404201), (5537, 386170), (5635, 379454), (7154, 298885), (7406, 288715), (7910, 270319), (8249, 259210), (8395, 254702), (11074, 193085), (11270, 189727), (11753, 181930), (12995, 164542), (16498, 129605), (16790, 127351), (17885, 119554), (18193, 117530), (18515, 115486), (23506, 90965), (25921, 82490), (25990, 82271), (27685, 77234), (35770, 59777), (36386, 58765), (37030, 57743), (38617, 55370), (41245, 51842)]