244401520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2$

素因数の和:120

約数の個数: 180

約数和(自身を含む): 680427432

約数和(自身を除く): 436025912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 80, 85, 88, 110, 124, 136, 155, 170, 176, 187, 220, 248, 272, 289, 310, 340, 341, 374, 440, 496, 527, 578, 620, 680, 682, 748, 880, 935, 961, 1054, 1156, 1240, 1360, 1364, 1445, 1496, 1705, 1870, 1922, 2108, 2312, 2480, 2635, 2728, 2890, 2992, 3179, 3410, 3740, 3844, 4216, 4624, 4805, 5270, 5456, 5780, 5797, 6358, 6820, 7480, 7688, 8432, 8959, 9610, 10540, 10571, 11560, 11594, 12716, 13640, 14960, 15376, 15895, 16337, 17918, 19220, 21080, 21142, 23120, 23188, 25432, 27280, 28985, 31790, 32674, 35836, 38440, 42160, 42284, 44795, 46376, 50864, 52855, 57970, 63580, 65348, 71672, 76880, 81685, 84568, 89590, 92752, 98549, 105710, 115940, 127160, 130696, 143344, 163370, 169136, 179180, 179707, 197098, 211420, 231880, 254320, 261392, 277729, 326740, 358360, 359414, 394196, 422840, 463760, 492745, 555458, 653480, 716720, 718828, 788392, 845680, 898535, 985490, 1110916, 1306960, 1388645, 1437656, 1576784, 1797070, 1970980, 2221832, 2777290, 2875312, 3055019, 3594140, 3941960, 4443664, 5554580, 6110038, 7188280, 7883920, 11109160, 12220076, 14376560, 15275095, 22218320, 24440152, 30550190, 48880304, 61100380, 122200760, 244401520]

約数ペア:

[(1, 244401520), (2, 122200760), (4, 61100380), (5, 48880304), (8, 30550190), (10, 24440152), (11, 22218320), (16, 15275095), (17, 14376560), (20, 12220076), (22, 11109160), (31, 7883920), (34, 7188280), (40, 6110038), (44, 5554580), (55, 4443664), (62, 3941960), (68, 3594140), (80, 3055019), (85, 2875312), (88, 2777290), (110, 2221832), (124, 1970980), (136, 1797070), (155, 1576784), (170, 1437656), (176, 1388645), (187, 1306960), (220, 1110916), (248, 985490), (272, 898535), (289, 845680), (310, 788392), (340, 718828), (341, 716720), (374, 653480), (440, 555458), (496, 492745), (527, 463760), (578, 422840), (620, 394196), (680, 359414), (682, 358360), (748, 326740), (880, 277729), (935, 261392), (961, 254320), (1054, 231880), (1156, 211420), (1240, 197098), (1360, 179707), (1364, 179180), (1445, 169136), (1496, 163370), (1705, 143344), (1870, 130696), (1922, 127160), (2108, 115940), (2312, 105710), (2480, 98549), (2635, 92752), (2728, 89590), (2890, 84568), (2992, 81685), (3179, 76880), (3410, 71672), (3740, 65348), (3844, 63580), (4216, 57970), (4624, 52855), (4805, 50864), (5270, 46376), (5456, 44795), (5780, 42284), (5797, 42160), (6358, 38440), (6820, 35836), (7480, 32674), (7688, 31790), (8432, 28985), (8959, 27280), (9610, 25432), (10540, 23188), (10571, 23120), (11560, 21142), (11594, 21080), (12716, 19220), (13640, 17918), (14960, 16337), (15376, 15895)]