409865640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 1255512960

約数和(自身を除く): 845647320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 137, 214, 233, 274, 321, 411, 428, 466, 535, 548, 642, 685, 699, 822, 856, 932, 1070, 1096, 1165, 1284, 1370, 1398, 1605, 1644, 1864, 2055, 2140, 2330, 2568, 2740, 2796, 3210, 3288, 3495, 4110, 4280, 4660, 5480, 5592, 6420, 6990, 8220, 9320, 12840, 13980, 14659, 16440, 24931, 27960, 29318, 31921, 43977, 49862, 58636, 63842, 73295, 74793, 87954, 95763, 99724, 117272, 124655, 127684, 146590, 149586, 159605, 175908, 191526, 199448, 219885, 249310, 255368, 293180, 299172, 319210, 351816, 373965, 383052, 439770, 478815, 498620, 586360, 598344, 638420, 747930, 766104, 879540, 957630, 997240, 1276840, 1495860, 1759080, 1915260, 2991720, 3415547, 3830520, 6831094, 10246641, 13662188, 17077735, 20493282, 27324376, 34155470, 40986564, 51233205, 68310940, 81973128, 102466410, 136621880, 204932820, 409865640]

約数ペア:

[(1, 409865640), (2, 204932820), (3, 136621880), (4, 102466410), (5, 81973128), (6, 68310940), (8, 51233205), (10, 40986564), (12, 34155470), (15, 27324376), (20, 20493282), (24, 17077735), (30, 13662188), (40, 10246641), (60, 6831094), (107, 3830520), (120, 3415547), (137, 2991720), (214, 1915260), (233, 1759080), (274, 1495860), (321, 1276840), (411, 997240), (428, 957630), (466, 879540), (535, 766104), (548, 747930), (642, 638420), (685, 598344), (699, 586360), (822, 498620), (856, 478815), (932, 439770), (1070, 383052), (1096, 373965), (1165, 351816), (1284, 319210), (1370, 299172), (1398, 293180), (1605, 255368), (1644, 249310), (1864, 219885), (2055, 199448), (2140, 191526), (2330, 175908), (2568, 159605), (2740, 149586), (2796, 146590), (3210, 127684), (3288, 124655), (3495, 117272), (4110, 99724), (4280, 95763), (4660, 87954), (5480, 74793), (5592, 73295), (6420, 63842), (6990, 58636), (8220, 49862), (9320, 43977), (12840, 31921), (13980, 29318), (14659, 27960), (16440, 24931)]