205996140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 288

約数和(自身を含む): 773660160

約数和(自身を除く): 567664020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 59, 60, 63, 68, 70, 84, 85, 90, 102, 105, 118, 119, 126, 140, 153, 163, 170, 177, 180, 204, 210, 236, 238, 252, 255, 295, 306, 315, 326, 340, 354, 357, 413, 420, 476, 489, 510, 531, 590, 595, 612, 630, 652, 708, 714, 765, 815, 826, 885, 978, 1003, 1020, 1062, 1071, 1141, 1180, 1190, 1239, 1260, 1428, 1467, 1530, 1630, 1652, 1770, 1785, 1956, 2006, 2065, 2124, 2142, 2282, 2380, 2445, 2478, 2655, 2771, 2934, 3009, 3060, 3260, 3423, 3540, 3570, 3717, 4012, 4130, 4284, 4564, 4890, 4956, 5015, 5310, 5355, 5542, 5705, 5868, 6018, 6195, 6846, 7021, 7140, 7335, 7434, 8260, 8313, 9027, 9617, 9780, 10030, 10269, 10620, 10710, 11084, 11410, 12036, 12390, 13692, 13855, 14042, 14670, 14868, 15045, 16626, 17115, 18054, 18585, 19234, 19397, 20060, 20538, 21063, 21420, 22820, 24780, 24939, 27710, 28084, 28851, 29340, 30090, 33252, 34230, 35105, 36108, 37170, 38468, 38794, 41076, 41565, 42126, 45135, 48085, 49878, 51345, 55420, 57702, 58191, 60180, 63189, 67319, 68460, 70210, 74340, 77588, 83130, 84252, 86553, 90270, 96170, 96985, 99756, 102690, 105315, 115404, 116382, 124695, 126378, 134638, 140420, 144255, 163489, 166260, 173106, 174573, 180540, 192340, 193970, 201957, 205380, 210630, 232764, 249390, 252756, 269276, 288510, 290955, 315945, 326978, 336595, 346212, 349146, 387940, 403914, 421260, 432765, 490467, 498780, 577020, 581910, 605871, 631890, 653956, 673190, 698292, 807828, 817445, 865530, 872865, 980934, 1009785, 1144423, 1163820, 1211742, 1263780, 1346380, 1471401, 1634890, 1731060, 1745730, 1961868, 2019570, 2288846, 2423484, 2452335, 2942802, 3029355, 3269780, 3433269, 3491460, 4039140, 4577692, 4904670, 5722115, 5885604, 6058710, 6866538, 7357005, 9809340, 10299807, 11444230, 12117420, 13733076, 14714010, 17166345, 20599614, 22888460, 29428020, 34332690, 41199228, 51499035, 68665380, 102998070, 205996140]

約数ペア:

[(1, 205996140), (2, 102998070), (3, 68665380), (4, 51499035), (5, 41199228), (6, 34332690), (7, 29428020), (9, 22888460), (10, 20599614), (12, 17166345), (14, 14714010), (15, 13733076), (17, 12117420), (18, 11444230), (20, 10299807), (21, 9809340), (28, 7357005), (30, 6866538), (34, 6058710), (35, 5885604), (36, 5722115), (42, 4904670), (45, 4577692), (51, 4039140), (59, 3491460), (60, 3433269), (63, 3269780), (68, 3029355), (70, 2942802), (84, 2452335), (85, 2423484), (90, 2288846), (102, 2019570), (105, 1961868), (118, 1745730), (119, 1731060), (126, 1634890), (140, 1471401), (153, 1346380), (163, 1263780), (170, 1211742), (177, 1163820), (180, 1144423), (204, 1009785), (210, 980934), (236, 872865), (238, 865530), (252, 817445), (255, 807828), (295, 698292), (306, 673190), (315, 653956), (326, 631890), (340, 605871), (354, 581910), (357, 577020), (413, 498780), (420, 490467), (476, 432765), (489, 421260), (510, 403914), (531, 387940), (590, 349146), (595, 346212), (612, 336595), (630, 326978), (652, 315945), (708, 290955), (714, 288510), (765, 269276), (815, 252756), (826, 249390), (885, 232764), (978, 210630), (1003, 205380), (1020, 201957), (1062, 193970), (1071, 192340), (1141, 180540), (1180, 174573), (1190, 173106), (1239, 166260), (1260, 163489), (1428, 144255), (1467, 140420), (1530, 134638), (1630, 126378), (1652, 124695), (1770, 116382), (1785, 115404), (1956, 105315), (2006, 102690), (2065, 99756), (2124, 96985), (2142, 96170), (2282, 90270), (2380, 86553), (2445, 84252), (2478, 83130), (2655, 77588), (2771, 74340), (2934, 70210), (3009, 68460), (3060, 67319), (3260, 63189), (3423, 60180), (3540, 58191), (3570, 57702), (3717, 55420), (4012, 51345), (4130, 49878), (4284, 48085), (4564, 45135), (4890, 42126), (4956, 41565), (5015, 41076), (5310, 38794), (5355, 38468), (5542, 37170), (5705, 36108), (5868, 35105), (6018, 34230), (6195, 33252), (6846, 30090), (7021, 29340), (7140, 28851), (7335, 28084), (7434, 27710), (8260, 24939), (8313, 24780), (9027, 22820), (9617, 21420), (9780, 21063), (10030, 20538), (10269, 20060), (10620, 19397), (10710, 19234), (11084, 18585), (11410, 18054), (12036, 17115), (12390, 16626), (13692, 15045), (13855, 14868), (14042, 14670)]