28279352340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{23203}}^1$

素因数の和:23319

約数の個数: 192

約数和(自身を含む): 91843288320

約数和(自身を除く): 63563935980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 61, 74, 90, 108, 111, 122, 135, 148, 180, 183, 185, 222, 244, 270, 305, 333, 366, 370, 444, 540, 549, 555, 610, 666, 732, 740, 915, 999, 1098, 1110, 1220, 1332, 1647, 1665, 1830, 1998, 2196, 2220, 2257, 2745, 3294, 3330, 3660, 3996, 4514, 4995, 5490, 6588, 6660, 6771, 8235, 9028, 9990, 10980, 11285, 13542, 16470, 19980, 20313, 22570, 23203, 27084, 32940, 33855, 40626, 45140, 46406, 60939, 67710, 69609, 81252, 92812, 101565, 116015, 121878, 135420, 139218, 203130, 208827, 232030, 243756, 278436, 304695, 348045, 406260, 417654, 464060, 609390, 626481, 696090, 835308, 858511, 1044135, 1218780, 1252962, 1392180, 1415383, 1717022, 2088270, 2505924, 2575533, 2830766, 3132405, 3434044, 4176540, 4246149, 4292555, 5151066, 5661532, 6264810, 7076915, 7726599, 8492298, 8585110, 10302132, 12529620, 12738447, 12877665, 14153830, 15453198, 16984596, 17170220, 21230745, 23179797, 25476894, 25755330, 28307660, 30906396, 38215341, 38632995, 42461490, 46359594, 50953788, 51510660, 52369171, 63692235, 76430682, 77265990, 84922980, 92719188, 104738342, 115898985, 127384470, 152861364, 154531980, 157107513, 191076705, 209476684, 231797970, 254768940, 261845855, 314215026, 382153410, 463595940, 471322539, 523691710, 628430052, 764306820, 785537565, 942645078, 1047383420, 1413967617, 1571075130, 1885290156, 2356612695, 2827935234, 3142150260, 4713225390, 5655870468, 7069838085, 9426450780, 14139676170, 28279352340]

約数ペア:

[(1, 28279352340), (2, 14139676170), (3, 9426450780), (4, 7069838085), (5, 5655870468), (6, 4713225390), (9, 3142150260), (10, 2827935234), (12, 2356612695), (15, 1885290156), (18, 1571075130), (20, 1413967617), (27, 1047383420), (30, 942645078), (36, 785537565), (37, 764306820), (45, 628430052), (54, 523691710), (60, 471322539), (61, 463595940), (74, 382153410), (90, 314215026), (108, 261845855), (111, 254768940), (122, 231797970), (135, 209476684), (148, 191076705), (180, 157107513), (183, 154531980), (185, 152861364), (222, 127384470), (244, 115898985), (270, 104738342), (305, 92719188), (333, 84922980), (366, 77265990), (370, 76430682), (444, 63692235), (540, 52369171), (549, 51510660), (555, 50953788), (610, 46359594), (666, 42461490), (732, 38632995), (740, 38215341), (915, 30906396), (999, 28307660), (1098, 25755330), (1110, 25476894), (1220, 23179797), (1332, 21230745), (1647, 17170220), (1665, 16984596), (1830, 15453198), (1998, 14153830), (2196, 12877665), (2220, 12738447), (2257, 12529620), (2745, 10302132), (3294, 8585110), (3330, 8492298), (3660, 7726599), (3996, 7076915), (4514, 6264810), (4995, 5661532), (5490, 5151066), (6588, 4292555), (6660, 4246149), (6771, 4176540), (8235, 3434044), (9028, 3132405), (9990, 2830766), (10980, 2575533), (11285, 2505924), (13542, 2088270), (16470, 1717022), (19980, 1415383), (20313, 1392180), (22570, 1252962), (23203, 1218780), (27084, 1044135), (32940, 858511), (33855, 835308), (40626, 696090), (45140, 626481), (46406, 609390), (60939, 464060), (67710, 417654), (69609, 406260), (81252, 348045), (92812, 304695), (101565, 278436), (116015, 243756), (121878, 232030), (135420, 208827), (139218, 203130)]