647417838816

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{971}}^1\times {\mathrm{330731}}^1$

素因数の和:331725

約数の個数: 144

約数和(自身を含む): 2106281294208

約数和(自身を除く): 1458863455392

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, 504, 672, 971, 1008, 1942, 2016, 2913, 3884, 5826, 6797, 7768, 8739, 11652, 13594, 15536, 17478, 20391, 23304, 27188, 31072, 34956, 40782, 46608, 54376, 61173, 69912, 81564, 93216, 108752, 122346, 139824, 163128, 217504, 244692, 279648, 326256, 330731, 489384, 652512, 661462, 978768, 992193, 1322924, 1957536, 1984386, 2315117, 2645848, 2976579, 3968772, 4630234, 5291696, 5953158, 6945351, 7937544, 9260468, 10583392, 11906316, 13890702, 15875088, 18520936, 20836053, 23812632, 27781404, 31750176, 37041872, 41672106, 47625264, 55562808, 74083744, 83344212, 95250528, 111125616, 166688424, 222251232, 321139801, 333376848, 642279602, 666753696, 963419403, 1284559204, 1926838806, 2247978607, 2569118408, 2890258209, 3853677612, 4495957214, 5138236816, 5780516418, 6743935821, 7707355224, 8991914428, 10276473632, 11561032836, 13487871642, 15414710448, 17983828856, 20231807463, 23122065672, 26975743284, 30829420896, 35967657712, 40463614926, 46244131344, 53951486568, 71935315424, 80927229852, 92488262688, 107902973136, 161854459704, 215805946272, 323708919408, 647417838816]

約数ペア:

[(1, 647417838816), (2, 323708919408), (3, 215805946272), (4, 161854459704), (6, 107902973136), (7, 92488262688), (8, 80927229852), (9, 71935315424), (12, 53951486568), (14, 46244131344), (16, 40463614926), (18, 35967657712), (21, 30829420896), (24, 26975743284), (28, 23122065672), (32, 20231807463), (36, 17983828856), (42, 15414710448), (48, 13487871642), (56, 11561032836), (63, 10276473632), (72, 8991914428), (84, 7707355224), (96, 6743935821), (112, 5780516418), (126, 5138236816), (144, 4495957214), (168, 3853677612), (224, 2890258209), (252, 2569118408), (288, 2247978607), (336, 1926838806), (504, 1284559204), (672, 963419403), (971, 666753696), (1008, 642279602), (1942, 333376848), (2016, 321139801), (2913, 222251232), (3884, 166688424), (5826, 111125616), (6797, 95250528), (7768, 83344212), (8739, 74083744), (11652, 55562808), (13594, 47625264), (15536, 41672106), (17478, 37041872), (20391, 31750176), (23304, 27781404), (27188, 23812632), (31072, 20836053), (34956, 18520936), (40782, 15875088), (46608, 13890702), (54376, 11906316), (61173, 10583392), (69912, 9260468), (81564, 7937544), (93216, 6945351), (108752, 5953158), (122346, 5291696), (139824, 4630234), (163128, 3968772), (217504, 2976579), (244692, 2645848), (279648, 2315117), (326256, 1984386), (330731, 1957536), (489384, 1322924), (652512, 992193), (661462, 978768)]