249249240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:466

約数の個数: 192

約数和(自身を含む): 866829600

約数和(自身を除く): 617580360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 139, 153, 170, 180, 204, 255, 278, 293, 306, 340, 360, 408, 417, 510, 556, 586, 612, 680, 695, 765, 834, 879, 1020, 1112, 1172, 1224, 1251, 1390, 1465, 1530, 1668, 1758, 2040, 2085, 2344, 2363, 2502, 2637, 2780, 2930, 3060, 3336, 3516, 4170, 4395, 4726, 4981, 5004, 5274, 5560, 5860, 6120, 6255, 7032, 7089, 8340, 8790, 9452, 9962, 10008, 10548, 11720, 11815, 12510, 13185, 14178, 14943, 16680, 17580, 18904, 19924, 21096, 21267, 23630, 24905, 25020, 26370, 28356, 29886, 35160, 35445, 39848, 40727, 42534, 44829, 47260, 49810, 50040, 52740, 56712, 59772, 70890, 74715, 81454, 85068, 89658, 94520, 99620, 105480, 106335, 119544, 122181, 141780, 149430, 162908, 170136, 179316, 199240, 203635, 212670, 224145, 244362, 283560, 298860, 325816, 358632, 366543, 407270, 425340, 448290, 488724, 597720, 610905, 692359, 733086, 814540, 850680, 896580, 977448, 1221810, 1384718, 1466172, 1629080, 1793160, 1832715, 2077077, 2443620, 2769436, 2932344, 3461795, 3665430, 4154154, 4887240, 5538872, 6231231, 6923590, 7330860, 8308308, 10385385, 12462462, 13847180, 14661720, 16616616, 20770770, 24924924, 27694360, 31156155, 41541540, 49849848, 62312310, 83083080, 124624620, 249249240]

約数ペア:

[(1, 249249240), (2, 124624620), (3, 83083080), (4, 62312310), (5, 49849848), (6, 41541540), (8, 31156155), (9, 27694360), (10, 24924924), (12, 20770770), (15, 16616616), (17, 14661720), (18, 13847180), (20, 12462462), (24, 10385385), (30, 8308308), (34, 7330860), (36, 6923590), (40, 6231231), (45, 5538872), (51, 4887240), (60, 4154154), (68, 3665430), (72, 3461795), (85, 2932344), (90, 2769436), (102, 2443620), (120, 2077077), (136, 1832715), (139, 1793160), (153, 1629080), (170, 1466172), (180, 1384718), (204, 1221810), (255, 977448), (278, 896580), (293, 850680), (306, 814540), (340, 733086), (360, 692359), (408, 610905), (417, 597720), (510, 488724), (556, 448290), (586, 425340), (612, 407270), (680, 366543), (695, 358632), (765, 325816), (834, 298860), (879, 283560), (1020, 244362), (1112, 224145), (1172, 212670), (1224, 203635), (1251, 199240), (1390, 179316), (1465, 170136), (1530, 162908), (1668, 149430), (1758, 141780), (2040, 122181), (2085, 119544), (2344, 106335), (2363, 105480), (2502, 99620), (2637, 94520), (2780, 89658), (2930, 85068), (3060, 81454), (3336, 74715), (3516, 70890), (4170, 59772), (4395, 56712), (4726, 52740), (4981, 50040), (5004, 49810), (5274, 47260), (5560, 44829), (5860, 42534), (6120, 40727), (6255, 39848), (7032, 35445), (7089, 35160), (8340, 29886), (8790, 28356), (9452, 26370), (9962, 25020), (10008, 24905), (10548, 23630), (11720, 21267), (11815, 21096), (12510, 19924), (13185, 18904), (14178, 17580), (14943, 16680)]