818563410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2027}}^1$

素因数の和:2688

約数の個数: 96

約数和(自身を含む): 2437299072

約数和(自身を除く): 1618735662

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 641, 1282, 1923, 2027, 3205, 3846, 4054, 4487, 5769, 6081, 6410, 8974, 9615, 10135, 11538, 12162, 13461, 14189, 18243, 19230, 20270, 22435, 26922, 28378, 28845, 30405, 36486, 40383, 42567, 44870, 57690, 60810, 67305, 70945, 80766, 85134, 91215, 127701, 134610, 141890, 182430, 201915, 212835, 255402, 403830, 425670, 638505, 1277010, 1299307, 2598614, 3897921, 6496535, 7795842, 9095149, 11693763, 12993070, 18190298, 19489605, 23387526, 27285447, 38979210, 45475745, 54570894, 58468815, 81856341, 90951490, 116937630, 136427235, 163712682, 272854470, 409281705, 818563410]

約数ペア:

[(1, 818563410), (2, 409281705), (3, 272854470), (5, 163712682), (6, 136427235), (7, 116937630), (9, 90951490), (10, 81856341), (14, 58468815), (15, 54570894), (18, 45475745), (21, 38979210), (30, 27285447), (35, 23387526), (42, 19489605), (45, 18190298), (63, 12993070), (70, 11693763), (90, 9095149), (105, 7795842), (126, 6496535), (210, 3897921), (315, 2598614), (630, 1299307), (641, 1277010), (1282, 638505), (1923, 425670), (2027, 403830), (3205, 255402), (3846, 212835), (4054, 201915), (4487, 182430), (5769, 141890), (6081, 134610), (6410, 127701), (8974, 91215), (9615, 85134), (10135, 80766), (11538, 70945), (12162, 67305), (13461, 60810), (14189, 57690), (18243, 44870), (19230, 42567), (20270, 40383), (22435, 36486), (26922, 30405), (28378, 28845)]