221328580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 530893440

約数和(自身を除く): 309564860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 113, 116, 145, 220, 226, 290, 307, 319, 452, 565, 580, 614, 638, 1130, 1228, 1243, 1276, 1535, 1595, 2260, 2486, 3070, 3190, 3277, 3377, 4972, 6140, 6215, 6380, 6554, 6754, 8903, 12430, 13108, 13508, 16385, 16885, 17806, 24860, 32770, 33770, 34691, 35612, 36047, 44515, 65540, 67540, 69382, 72094, 89030, 97933, 138764, 144188, 173455, 178060, 180235, 195866, 346910, 360470, 381601, 391732, 489665, 693820, 720940, 763202, 979330, 1006039, 1526404, 1908005, 1958660, 2012078, 3816010, 4024156, 5030195, 7632020, 10060390, 11066429, 20120780, 22132858, 44265716, 55332145, 110664290, 221328580]

約数ペア:

[(1, 221328580), (2, 110664290), (4, 55332145), (5, 44265716), (10, 22132858), (11, 20120780), (20, 11066429), (22, 10060390), (29, 7632020), (44, 5030195), (55, 4024156), (58, 3816010), (110, 2012078), (113, 1958660), (116, 1908005), (145, 1526404), (220, 1006039), (226, 979330), (290, 763202), (307, 720940), (319, 693820), (452, 489665), (565, 391732), (580, 381601), (614, 360470), (638, 346910), (1130, 195866), (1228, 180235), (1243, 178060), (1276, 173455), (1535, 144188), (1595, 138764), (2260, 97933), (2486, 89030), (3070, 72094), (3190, 69382), (3277, 67540), (3377, 65540), (4972, 44515), (6140, 36047), (6215, 35612), (6380, 34691), (6554, 33770), (6754, 32770), (8903, 24860), (12430, 17806), (13108, 16885), (13508, 16385)]