27990270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:615

約数の個数: 144

約数和(自身を含む): 92512368

約数和(自身を除く): 64522098

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 49, 55, 63, 66, 70, 77, 90, 98, 99, 105, 110, 126, 147, 154, 165, 198, 210, 231, 245, 294, 315, 330, 385, 441, 462, 490, 495, 539, 577, 630, 693, 735, 770, 882, 990, 1078, 1154, 1155, 1386, 1470, 1617, 1731, 2205, 2310, 2695, 2885, 3234, 3462, 3465, 4039, 4410, 4851, 5193, 5390, 5770, 6347, 6930, 8078, 8085, 8655, 9702, 10386, 12117, 12694, 16170, 17310, 19041, 20195, 24234, 24255, 25965, 28273, 31735, 36351, 38082, 40390, 44429, 48510, 51930, 56546, 57123, 60585, 63470, 72702, 84819, 88858, 95205, 114246, 121170, 133287, 141365, 169638, 181755, 190410, 222145, 254457, 266574, 282730, 285615, 311003, 363510, 399861, 424095, 444290, 508914, 571230, 622006, 666435, 799722, 848190, 933009, 1272285, 1332870, 1555015, 1866018, 1999305, 2544570, 2799027, 3110030, 3998610, 4665045, 5598054, 9330090, 13995135, 27990270]

約数ペア:

[(1, 27990270), (2, 13995135), (3, 9330090), (5, 5598054), (6, 4665045), (7, 3998610), (9, 3110030), (10, 2799027), (11, 2544570), (14, 1999305), (15, 1866018), (18, 1555015), (21, 1332870), (22, 1272285), (30, 933009), (33, 848190), (35, 799722), (42, 666435), (45, 622006), (49, 571230), (55, 508914), (63, 444290), (66, 424095), (70, 399861), (77, 363510), (90, 311003), (98, 285615), (99, 282730), (105, 266574), (110, 254457), (126, 222145), (147, 190410), (154, 181755), (165, 169638), (198, 141365), (210, 133287), (231, 121170), (245, 114246), (294, 95205), (315, 88858), (330, 84819), (385, 72702), (441, 63470), (462, 60585), (490, 57123), (495, 56546), (539, 51930), (577, 48510), (630, 44429), (693, 40390), (735, 38082), (770, 36351), (882, 31735), (990, 28273), (1078, 25965), (1154, 24255), (1155, 24234), (1386, 20195), (1470, 19041), (1617, 17310), (1731, 16170), (2205, 12694), (2310, 12117), (2695, 10386), (2885, 9702), (3234, 8655), (3462, 8085), (3465, 8078), (4039, 6930), (4410, 6347), (4851, 5770), (5193, 5390)]