71030520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1993}}^1$

素因数の和:2027

約数の個数: 160

約数和(自身を含む): 260575920

約数和(自身を除く): 189545400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1620, 1782, 1980, 1993, 2376, 2970, 3240, 3564, 3960, 3986, 4455, 5940, 5979, 7128, 7972, 8910, 9965, 11880, 11958, 15944, 17820, 17937, 19930, 21923, 23916, 29895, 35640, 35874, 39860, 43846, 47832, 53811, 59790, 65769, 71748, 79720, 87692, 89685, 107622, 109615, 119580, 131538, 143496, 161433, 175384, 179370, 197307, 215244, 219230, 239160, 263076, 269055, 322866, 328845, 358740, 394614, 430488, 438460, 526152, 538110, 591921, 645732, 657690, 717480, 789228, 807165, 876920, 986535, 1076220, 1183842, 1291464, 1315380, 1578456, 1614330, 1775763, 1973070, 2152440, 2367684, 2630760, 2959605, 3228660, 3551526, 3946140, 4735368, 5919210, 6457320, 7103052, 7892280, 8878815, 11838420, 14206104, 17757630, 23676840, 35515260, 71030520]

約数ペア:

[(1, 71030520), (2, 35515260), (3, 23676840), (4, 17757630), (5, 14206104), (6, 11838420), (8, 8878815), (9, 7892280), (10, 7103052), (11, 6457320), (12, 5919210), (15, 4735368), (18, 3946140), (20, 3551526), (22, 3228660), (24, 2959605), (27, 2630760), (30, 2367684), (33, 2152440), (36, 1973070), (40, 1775763), (44, 1614330), (45, 1578456), (54, 1315380), (55, 1291464), (60, 1183842), (66, 1076220), (72, 986535), (81, 876920), (88, 807165), (90, 789228), (99, 717480), (108, 657690), (110, 645732), (120, 591921), (132, 538110), (135, 526152), (162, 438460), (165, 430488), (180, 394614), (198, 358740), (216, 328845), (220, 322866), (264, 269055), (270, 263076), (297, 239160), (324, 219230), (330, 215244), (360, 197307), (396, 179370), (405, 175384), (440, 161433), (495, 143496), (540, 131538), (594, 119580), (648, 109615), (660, 107622), (792, 89685), (810, 87692), (891, 79720), (990, 71748), (1080, 65769), (1188, 59790), (1320, 53811), (1485, 47832), (1620, 43846), (1782, 39860), (1980, 35874), (1993, 35640), (2376, 29895), (2970, 23916), (3240, 21923), (3564, 19930), (3960, 17937), (3986, 17820), (4455, 15944), (5940, 11958), (5979, 11880), (7128, 9965), (7972, 8910)]