31011750

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 105131520

約数和(自身を除く): 74119770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 30, 33, 35, 42, 45, 50, 55, 63, 66, 70, 75, 77, 90, 99, 105, 110, 125, 126, 150, 154, 165, 175, 179, 198, 210, 225, 231, 250, 275, 315, 330, 350, 358, 375, 385, 450, 462, 495, 525, 537, 550, 630, 693, 750, 770, 825, 875, 895, 990, 1050, 1074, 1125, 1155, 1253, 1375, 1386, 1575, 1611, 1650, 1750, 1790, 1925, 1969, 2250, 2310, 2475, 2506, 2625, 2685, 2750, 3150, 3222, 3465, 3759, 3850, 3938, 4125, 4475, 4950, 5250, 5370, 5775, 5907, 6265, 6930, 7518, 7875, 8055, 8250, 8950, 9625, 9845, 11277, 11550, 11814, 12375, 12530, 13425, 13783, 15750, 16110, 17325, 17721, 18795, 19250, 19690, 22375, 22554, 24750, 26850, 27566, 28875, 29535, 31325, 34650, 35442, 37590, 40275, 41349, 44750, 49225, 56385, 57750, 59070, 62650, 67125, 68915, 80550, 82698, 86625, 88605, 93975, 98450, 112770, 124047, 134250, 137830, 147675, 156625, 173250, 177210, 187950, 201375, 206745, 246125, 248094, 281925, 295350, 313250, 344575, 402750, 413490, 443025, 469875, 492250, 563850, 620235, 689150, 738375, 886050, 939750, 1033725, 1240470, 1409625, 1476750, 1722875, 2067450, 2215125, 2819250, 3101175, 3445750, 4430250, 5168625, 6202350, 10337250, 15505875, 31011750]

約数ペア:

[(1, 31011750), (2, 15505875), (3, 10337250), (5, 6202350), (6, 5168625), (7, 4430250), (9, 3445750), (10, 3101175), (11, 2819250), (14, 2215125), (15, 2067450), (18, 1722875), (21, 1476750), (22, 1409625), (25, 1240470), (30, 1033725), (33, 939750), (35, 886050), (42, 738375), (45, 689150), (50, 620235), (55, 563850), (63, 492250), (66, 469875), (70, 443025), (75, 413490), (77, 402750), (90, 344575), (99, 313250), (105, 295350), (110, 281925), (125, 248094), (126, 246125), (150, 206745), (154, 201375), (165, 187950), (175, 177210), (179, 173250), (198, 156625), (210, 147675), (225, 137830), (231, 134250), (250, 124047), (275, 112770), (315, 98450), (330, 93975), (350, 88605), (358, 86625), (375, 82698), (385, 80550), (450, 68915), (462, 67125), (495, 62650), (525, 59070), (537, 57750), (550, 56385), (630, 49225), (693, 44750), (750, 41349), (770, 40275), (825, 37590), (875, 35442), (895, 34650), (990, 31325), (1050, 29535), (1074, 28875), (1125, 27566), (1155, 26850), (1253, 24750), (1375, 22554), (1386, 22375), (1575, 19690), (1611, 19250), (1650, 18795), (1750, 17721), (1790, 17325), (1925, 16110), (1969, 15750), (2250, 13783), (2310, 13425), (2475, 12530), (2506, 12375), (2625, 11814), (2685, 11550), (2750, 11277), (3150, 9845), (3222, 9625), (3465, 8950), (3759, 8250), (3850, 8055), (3938, 7875), (4125, 7518), (4475, 6930), (4950, 6265), (5250, 5907), (5370, 5775)]