643909728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7919}}^1$

素因数の和:7961

約数の個数: 144

約数和(自身を含む): 2123573760

約数和(自身を除く): 1479664032

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 121, 132, 154, 168, 176, 224, 231, 242, 264, 308, 336, 352, 363, 462, 484, 528, 616, 672, 726, 847, 924, 968, 1056, 1232, 1452, 1694, 1848, 1936, 2464, 2541, 2904, 3388, 3696, 3872, 5082, 5808, 6776, 7392, 7919, 10164, 11616, 13552, 15838, 20328, 23757, 27104, 31676, 40656, 47514, 55433, 63352, 81312, 87109, 95028, 110866, 126704, 166299, 174218, 190056, 221732, 253408, 261327, 332598, 348436, 380112, 443464, 522654, 609763, 665196, 696872, 760224, 886928, 958199, 1045308, 1219526, 1330392, 1393744, 1773856, 1829289, 1916398, 2090616, 2439052, 2660784, 2787488, 2874597, 3658578, 3832796, 4181232, 4878104, 5321568, 5749194, 6707393, 7317156, 7665592, 8362464, 9756208, 11498388, 13414786, 14634312, 15331184, 19512416, 20122179, 22996776, 26829572, 29268624, 30662368, 40244358, 45993552, 53659144, 58537248, 80488716, 91987104, 107318288, 160977432, 214636576, 321954864, 643909728]

約数ペア:

[(1, 643909728), (2, 321954864), (3, 214636576), (4, 160977432), (6, 107318288), (7, 91987104), (8, 80488716), (11, 58537248), (12, 53659144), (14, 45993552), (16, 40244358), (21, 30662368), (22, 29268624), (24, 26829572), (28, 22996776), (32, 20122179), (33, 19512416), (42, 15331184), (44, 14634312), (48, 13414786), (56, 11498388), (66, 9756208), (77, 8362464), (84, 7665592), (88, 7317156), (96, 6707393), (112, 5749194), (121, 5321568), (132, 4878104), (154, 4181232), (168, 3832796), (176, 3658578), (224, 2874597), (231, 2787488), (242, 2660784), (264, 2439052), (308, 2090616), (336, 1916398), (352, 1829289), (363, 1773856), (462, 1393744), (484, 1330392), (528, 1219526), (616, 1045308), (672, 958199), (726, 886928), (847, 760224), (924, 696872), (968, 665196), (1056, 609763), (1232, 522654), (1452, 443464), (1694, 380112), (1848, 348436), (1936, 332598), (2464, 261327), (2541, 253408), (2904, 221732), (3388, 190056), (3696, 174218), (3872, 166299), (5082, 126704), (5808, 110866), (6776, 95028), (7392, 87109), (7919, 81312), (10164, 63352), (11616, 55433), (13552, 47514), (15838, 40656), (20328, 31676), (23757, 27104)]