640580400

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1210

約数の個数: 300

約数和(自身を含む): 2436319512

約数和(自身を除く): 1795739112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 27, 30, 34, 36, 40, 45, 48, 50, 51, 54, 60, 68, 72, 75, 80, 81, 85, 90, 100, 102, 108, 120, 135, 136, 144, 150, 153, 162, 170, 180, 200, 204, 216, 225, 240, 255, 270, 272, 300, 306, 324, 340, 360, 400, 405, 408, 425, 432, 450, 459, 510, 540, 600, 612, 648, 675, 680, 720, 765, 810, 816, 850, 900, 918, 1020, 1080, 1163, 1200, 1224, 1275, 1296, 1350, 1360, 1377, 1530, 1620, 1700, 1800, 1836, 2025, 2040, 2160, 2295, 2326, 2448, 2550, 2700, 2754, 3060, 3240, 3400, 3489, 3600, 3672, 3825, 4050, 4080, 4590, 4652, 5100, 5400, 5508, 5815, 6120, 6480, 6800, 6885, 6978, 7344, 7650, 8100, 9180, 9304, 10200, 10467, 10800, 11016, 11475, 11630, 12240, 13770, 13956, 15300, 16200, 17445, 18360, 18608, 19771, 20400, 20934, 22032, 22950, 23260, 27540, 27912, 29075, 30600, 31401, 32400, 34425, 34890, 36720, 39542, 41868, 45900, 46520, 52335, 55080, 55824, 58150, 59313, 61200, 62802, 68850, 69780, 79084, 83736, 87225, 91800, 93040, 94203, 98855, 104670, 110160, 116300, 118626, 125604, 137700, 139560, 157005, 158168, 167472, 174450, 177939, 183600, 188406, 197710, 209340, 232600, 237252, 251208, 261675, 275400, 279120, 296565, 314010, 316336, 348900, 355878, 376812, 395420, 418680, 465200, 471015, 474504, 494275, 502416, 523350, 533817, 550800, 593130, 628020, 697800, 711756, 753624, 785025, 790840, 837360, 889695, 942030, 949008, 988550, 1046700, 1067634, 1186260, 1256040, 1395600, 1423512, 1482825, 1507248, 1570050, 1581680, 1601451, 1779390, 1884060, 1977100, 2093400, 2135268, 2355075, 2372520, 2512080, 2669085, 2847024, 2965650, 3140100, 3202902, 3558780, 3768120, 3954200, 4186800, 4270536, 4448475, 4710150, 4745040, 5338170, 5931300, 6280200, 6405804, 7117560, 7536240, 7908400, 8007255, 8541072, 8896950, 9420300, 10676340, 11862600, 12560400, 12811608, 13345425, 14235120, 16014510, 17793900, 18840600, 21352680, 23725200, 25623216, 26690850, 32029020, 35587800, 37681200, 40036275, 42705360, 53381700, 64058040, 71175600, 80072550, 106763400, 128116080, 160145100, 213526800, 320290200, 640580400]

約数ペア:

[(1, 640580400), (2, 320290200), (3, 213526800), (4, 160145100), (5, 128116080), (6, 106763400), (8, 80072550), (9, 71175600), (10, 64058040), (12, 53381700), (15, 42705360), (16, 40036275), (17, 37681200), (18, 35587800), (20, 32029020), (24, 26690850), (25, 25623216), (27, 23725200), (30, 21352680), (34, 18840600), (36, 17793900), (40, 16014510), (45, 14235120), (48, 13345425), (50, 12811608), (51, 12560400), (54, 11862600), (60, 10676340), (68, 9420300), (72, 8896950), (75, 8541072), (80, 8007255), (81, 7908400), (85, 7536240), (90, 7117560), (100, 6405804), (102, 6280200), (108, 5931300), (120, 5338170), (135, 4745040), (136, 4710150), (144, 4448475), (150, 4270536), (153, 4186800), (162, 3954200), (170, 3768120), (180, 3558780), (200, 3202902), (204, 3140100), (216, 2965650), (225, 2847024), (240, 2669085), (255, 2512080), (270, 2372520), (272, 2355075), (300, 2135268), (306, 2093400), (324, 1977100), (340, 1884060), (360, 1779390), (400, 1601451), (405, 1581680), (408, 1570050), (425, 1507248), (432, 1482825), (450, 1423512), (459, 1395600), (510, 1256040), (540, 1186260), (600, 1067634), (612, 1046700), (648, 988550), (675, 949008), (680, 942030), (720, 889695), (765, 837360), (810, 790840), (816, 785025), (850, 753624), (900, 711756), (918, 697800), (1020, 628020), (1080, 593130), (1163, 550800), (1200, 533817), (1224, 523350), (1275, 502416), (1296, 494275), (1350, 474504), (1360, 471015), (1377, 465200), (1530, 418680), (1620, 395420), (1700, 376812), (1800, 355878), (1836, 348900), (2025, 316336), (2040, 314010), (2160, 296565), (2295, 279120), (2326, 275400), (2448, 261675), (2550, 251208), (2700, 237252), (2754, 232600), (3060, 209340), (3240, 197710), (3400, 188406), (3489, 183600), (3600, 177939), (3672, 174450), (3825, 167472), (4050, 158168), (4080, 157005), (4590, 139560), (4652, 137700), (5100, 125604), (5400, 118626), (5508, 116300), (5815, 110160), (6120, 104670), (6480, 98855), (6800, 94203), (6885, 93040), (6978, 91800), (7344, 87225), (7650, 83736), (8100, 79084), (9180, 69780), (9304, 68850), (10200, 62802), (10467, 61200), (10800, 59313), (11016, 58150), (11475, 55824), (11630, 55080), (12240, 52335), (13770, 46520), (13956, 45900), (15300, 41868), (16200, 39542), (17445, 36720), (18360, 34890), (18608, 34425), (19771, 32400), (20400, 31401), (20934, 30600), (22032, 29075), (22950, 27912), (23260, 27540)]