12289640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 33592320

約数和(自身を除く): 21302680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 53, 55, 62, 68, 85, 88, 106, 110, 124, 136, 155, 170, 187, 212, 220, 248, 265, 310, 340, 341, 374, 424, 440, 527, 530, 583, 620, 680, 682, 748, 901, 935, 1054, 1060, 1166, 1240, 1364, 1496, 1643, 1705, 1802, 1870, 2108, 2120, 2332, 2635, 2728, 2915, 3286, 3410, 3604, 3740, 4216, 4505, 4664, 5270, 5797, 5830, 6572, 6820, 7208, 7480, 8215, 9010, 9911, 10540, 11594, 11660, 13144, 13640, 16430, 18020, 18073, 19822, 21080, 23188, 23320, 27931, 28985, 32860, 36040, 36146, 39644, 46376, 49555, 55862, 57970, 65720, 72292, 79288, 90365, 99110, 111724, 115940, 139655, 144584, 180730, 198220, 223448, 231880, 279310, 307241, 361460, 396440, 558620, 614482, 722920, 1117240, 1228964, 1536205, 2457928, 3072410, 6144820, 12289640]

約数ペア:

[(1, 12289640), (2, 6144820), (4, 3072410), (5, 2457928), (8, 1536205), (10, 1228964), (11, 1117240), (17, 722920), (20, 614482), (22, 558620), (31, 396440), (34, 361460), (40, 307241), (44, 279310), (53, 231880), (55, 223448), (62, 198220), (68, 180730), (85, 144584), (88, 139655), (106, 115940), (110, 111724), (124, 99110), (136, 90365), (155, 79288), (170, 72292), (187, 65720), (212, 57970), (220, 55862), (248, 49555), (265, 46376), (310, 39644), (340, 36146), (341, 36040), (374, 32860), (424, 28985), (440, 27931), (527, 23320), (530, 23188), (583, 21080), (620, 19822), (680, 18073), (682, 18020), (748, 16430), (901, 13640), (935, 13144), (1054, 11660), (1060, 11594), (1166, 10540), (1240, 9911), (1364, 9010), (1496, 8215), (1643, 7480), (1705, 7208), (1802, 6820), (1870, 6572), (2108, 5830), (2120, 5797), (2332, 5270), (2635, 4664), (2728, 4505), (2915, 4216), (3286, 3740), (3410, 3604)]