640581865056

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{915703}}^1$

素因数の和:916073

約数の個数: 144

約数和(自身を含む): 2087893027584

約数和(自身を除く): 1447311162528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 347, 504, 672, 694, 1008, 1041, 1388, 2016, 2082, 2429, 2776, 3123, 4164, 4858, 5552, 6246, 7287, 8328, 9716, 11104, 12492, 14574, 16656, 19432, 21861, 24984, 29148, 33312, 38864, 43722, 49968, 58296, 77728, 87444, 99936, 116592, 174888, 233184, 349776, 699552, 915703, 1831406, 2747109, 3662812, 5494218, 6409921, 7325624, 8241327, 10988436, 12819842, 14651248, 16482654, 19229763, 21976872, 25639684, 29302496, 32965308, 38459526, 43953744, 51279368, 57689289, 65930616, 76919052, 87907488, 102558736, 115378578, 131861232, 153838104, 205117472, 230757156, 263722464, 307676208, 317748941, 461514312, 615352416, 635497882, 923028624, 953246823, 1270995764, 1846057248, 1906493646, 2224242587, 2541991528, 2859740469, 3812987292, 4448485174, 5083983056, 5719480938, 6672727761, 7625974584, 8896970348, 10167966112, 11438961876, 13345455522, 15251949168, 17793940696, 20018183283, 22877923752, 26690911044, 30503898336, 35587881392, 40036366566, 45755847504, 53381822088, 71175762784, 80072733132, 91511695008, 106763644176, 160145466264, 213527288352, 320290932528, 640581865056]

約数ペア:

[(1, 640581865056), (2, 320290932528), (3, 213527288352), (4, 160145466264), (6, 106763644176), (7, 91511695008), (8, 80072733132), (9, 71175762784), (12, 53381822088), (14, 45755847504), (16, 40036366566), (18, 35587881392), (21, 30503898336), (24, 26690911044), (28, 22877923752), (32, 20018183283), (36, 17793940696), (42, 15251949168), (48, 13345455522), (56, 11438961876), (63, 10167966112), (72, 8896970348), (84, 7625974584), (96, 6672727761), (112, 5719480938), (126, 5083983056), (144, 4448485174), (168, 3812987292), (224, 2859740469), (252, 2541991528), (288, 2224242587), (336, 1906493646), (347, 1846057248), (504, 1270995764), (672, 953246823), (694, 923028624), (1008, 635497882), (1041, 615352416), (1388, 461514312), (2016, 317748941), (2082, 307676208), (2429, 263722464), (2776, 230757156), (3123, 205117472), (4164, 153838104), (4858, 131861232), (5552, 115378578), (6246, 102558736), (7287, 87907488), (8328, 76919052), (9716, 65930616), (11104, 57689289), (12492, 51279368), (14574, 43953744), (16656, 38459526), (19432, 32965308), (21861, 29302496), (24984, 25639684), (29148, 21976872), (33312, 19229763), (38864, 16482654), (43722, 14651248), (49968, 12819842), (58296, 10988436), (77728, 8241327), (87444, 7325624), (99936, 6409921), (116592, 5494218), (174888, 3662812), (233184, 2747109), (349776, 1831406), (699552, 915703)]