420120120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 256

約数和(自身を含む): 1503360000

約数和(自身を除く): 1083239880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 59, 60, 70, 84, 98, 105, 118, 120, 140, 147, 168, 173, 177, 196, 210, 236, 245, 280, 294, 295, 343, 346, 354, 392, 413, 420, 472, 490, 519, 588, 590, 686, 692, 708, 735, 826, 840, 865, 885, 980, 1029, 1038, 1176, 1180, 1211, 1239, 1372, 1384, 1416, 1470, 1652, 1715, 1730, 1770, 1960, 2058, 2065, 2076, 2360, 2422, 2478, 2595, 2744, 2891, 2940, 3304, 3430, 3460, 3540, 3633, 4116, 4130, 4152, 4844, 4956, 5145, 5190, 5782, 5880, 6055, 6195, 6860, 6920, 7080, 7266, 8232, 8260, 8477, 8673, 9688, 9912, 10207, 10290, 10380, 11564, 12110, 12390, 13720, 14455, 14532, 16520, 16954, 17346, 18165, 20237, 20414, 20580, 20760, 23128, 24220, 24780, 25431, 28910, 29064, 30621, 33908, 34692, 36330, 40474, 40828, 41160, 42385, 43365, 48440, 49560, 50862, 51035, 57820, 59339, 60711, 61242, 67816, 69384, 71449, 72660, 80948, 81656, 84770, 86730, 101185, 101724, 102070, 115640, 118678, 121422, 122484, 127155, 142898, 145320, 153105, 161896, 169540, 173460, 178017, 202370, 203448, 204140, 214347, 237356, 242844, 244968, 254310, 285796, 296695, 303555, 306210, 339080, 346920, 356034, 357245, 404740, 408280, 428694, 474712, 485688, 500143, 508620, 571592, 593390, 607110, 612420, 712068, 714490, 809480, 857388, 890085, 1000286, 1017240, 1071735, 1186780, 1214220, 1224840, 1424136, 1428980, 1500429, 1714776, 1780170, 2000572, 2143470, 2373560, 2428440, 2500715, 2857960, 3000858, 3501001, 3560340, 4001144, 4286940, 5001430, 6001716, 7002002, 7120680, 7502145, 8573880, 10002860, 10503003, 12003432, 14004004, 15004290, 17505005, 20005720, 21006006, 28008008, 30008580, 35010010, 42012012, 52515015, 60017160, 70020020, 84024024, 105030030, 140040040, 210060060, 420120120]

約数ペア:

[(1, 420120120), (2, 210060060), (3, 140040040), (4, 105030030), (5, 84024024), (6, 70020020), (7, 60017160), (8, 52515015), (10, 42012012), (12, 35010010), (14, 30008580), (15, 28008008), (20, 21006006), (21, 20005720), (24, 17505005), (28, 15004290), (30, 14004004), (35, 12003432), (40, 10503003), (42, 10002860), (49, 8573880), (56, 7502145), (59, 7120680), (60, 7002002), (70, 6001716), (84, 5001430), (98, 4286940), (105, 4001144), (118, 3560340), (120, 3501001), (140, 3000858), (147, 2857960), (168, 2500715), (173, 2428440), (177, 2373560), (196, 2143470), (210, 2000572), (236, 1780170), (245, 1714776), (280, 1500429), (294, 1428980), (295, 1424136), (343, 1224840), (346, 1214220), (354, 1186780), (392, 1071735), (413, 1017240), (420, 1000286), (472, 890085), (490, 857388), (519, 809480), (588, 714490), (590, 712068), (686, 612420), (692, 607110), (708, 593390), (735, 571592), (826, 508620), (840, 500143), (865, 485688), (885, 474712), (980, 428694), (1029, 408280), (1038, 404740), (1176, 357245), (1180, 356034), (1211, 346920), (1239, 339080), (1372, 306210), (1384, 303555), (1416, 296695), (1470, 285796), (1652, 254310), (1715, 244968), (1730, 242844), (1770, 237356), (1960, 214347), (2058, 204140), (2065, 203448), (2076, 202370), (2360, 178017), (2422, 173460), (2478, 169540), (2595, 161896), (2744, 153105), (2891, 145320), (2940, 142898), (3304, 127155), (3430, 122484), (3460, 121422), (3540, 118678), (3633, 115640), (4116, 102070), (4130, 101724), (4152, 101185), (4844, 86730), (4956, 84770), (5145, 81656), (5190, 80948), (5782, 72660), (5880, 71449), (6055, 69384), (6195, 67816), (6860, 61242), (6920, 60711), (7080, 59339), (7266, 57820), (8232, 51035), (8260, 50862), (8477, 49560), (8673, 48440), (9688, 43365), (9912, 42385), (10207, 41160), (10290, 40828), (10380, 40474), (11564, 36330), (12110, 34692), (12390, 33908), (13720, 30621), (14455, 29064), (14532, 28910), (16520, 25431), (16954, 24780), (17346, 24220), (18165, 23128), (20237, 20760), (20414, 20580)]