515936960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20939}}^1$

素因数の和:20974

約数の個数: 112

約数和(自身を含む): 1531802880

約数和(自身を除く): 1015865920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 12320, 20939, 24640, 41878, 83756, 104695, 146573, 167512, 209390, 230329, 293146, 335024, 418780, 460658, 586292, 670048, 732865, 837560, 921316, 1151645, 1172584, 1340096, 1465730, 1612303, 1675120, 1842632, 2303290, 2345168, 2931460, 3224606, 3350240, 3685264, 4606580, 4690336, 5862920, 6449212, 6700480, 7370528, 8061515, 9213160, 9380672, 11725840, 12898424, 14741056, 16123030, 18426320, 23451680, 25796848, 32246060, 36852640, 46903360, 51593696, 64492120, 73705280, 103187392, 128984240, 257968480, 515936960]

約数ペア:

[(1, 515936960), (2, 257968480), (4, 128984240), (5, 103187392), (7, 73705280), (8, 64492120), (10, 51593696), (11, 46903360), (14, 36852640), (16, 32246060), (20, 25796848), (22, 23451680), (28, 18426320), (32, 16123030), (35, 14741056), (40, 12898424), (44, 11725840), (55, 9380672), (56, 9213160), (64, 8061515), (70, 7370528), (77, 6700480), (80, 6449212), (88, 5862920), (110, 4690336), (112, 4606580), (140, 3685264), (154, 3350240), (160, 3224606), (176, 2931460), (220, 2345168), (224, 2303290), (280, 1842632), (308, 1675120), (320, 1612303), (352, 1465730), (385, 1340096), (440, 1172584), (448, 1151645), (560, 921316), (616, 837560), (704, 732865), (770, 670048), (880, 586292), (1120, 460658), (1232, 418780), (1540, 335024), (1760, 293146), (2240, 230329), (2464, 209390), (3080, 167512), (3520, 146573), (4928, 104695), (6160, 83756), (12320, 41878), (20939, 24640)]