65720160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:499

約数の個数: 240

約数和(自身を含む): 253571472

約数和(自身を除く): 187851312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 461, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 922, 990, 1056, 1080, 1188, 1296, 1320, 1383, 1440, 1485, 1584, 1620, 1760, 1782, 1844, 1980, 2160, 2305, 2376, 2592, 2640, 2766, 2970, 3168, 3240, 3564, 3688, 3960, 4149, 4320, 4455, 4610, 4752, 5071, 5280, 5532, 5940, 6480, 6915, 7128, 7376, 7920, 8298, 8910, 9220, 9504, 10142, 11064, 11880, 12447, 12960, 13830, 14256, 14752, 15213, 15840, 16596, 17820, 18440, 20284, 20745, 22128, 23760, 24894, 25355, 27660, 28512, 30426, 33192, 35640, 36880, 37341, 40568, 41490, 44256, 45639, 47520, 49788, 50710, 55320, 60852, 62235, 66384, 71280, 73760, 74682, 76065, 81136, 82980, 91278, 99576, 101420, 110640, 121704, 124470, 132768, 136917, 142560, 149364, 152130, 162272, 165960, 182556, 186705, 199152, 202840, 221280, 228195, 243408, 248940, 273834, 298728, 304260, 331920, 365112, 373410, 398304, 405680, 410751, 456390, 486816, 497880, 547668, 597456, 608520, 663840, 684585, 730224, 746820, 811360, 821502, 912780, 995760, 1095336, 1194912, 1217040, 1369170, 1460448, 1493640, 1643004, 1825560, 1991520, 2053755, 2190672, 2434080, 2738340, 2987280, 3286008, 3651120, 4107510, 4381344, 5476680, 5974560, 6572016, 7302240, 8215020, 10953360, 13144032, 16430040, 21906720, 32860080, 65720160]

約数ペア:

[(1, 65720160), (2, 32860080), (3, 21906720), (4, 16430040), (5, 13144032), (6, 10953360), (8, 8215020), (9, 7302240), (10, 6572016), (11, 5974560), (12, 5476680), (15, 4381344), (16, 4107510), (18, 3651120), (20, 3286008), (22, 2987280), (24, 2738340), (27, 2434080), (30, 2190672), (32, 2053755), (33, 1991520), (36, 1825560), (40, 1643004), (44, 1493640), (45, 1460448), (48, 1369170), (54, 1217040), (55, 1194912), (60, 1095336), (66, 995760), (72, 912780), (80, 821502), (81, 811360), (88, 746820), (90, 730224), (96, 684585), (99, 663840), (108, 608520), (110, 597456), (120, 547668), (132, 497880), (135, 486816), (144, 456390), (160, 410751), (162, 405680), (165, 398304), (176, 373410), (180, 365112), (198, 331920), (216, 304260), (220, 298728), (240, 273834), (264, 248940), (270, 243408), (288, 228195), (297, 221280), (324, 202840), (330, 199152), (352, 186705), (360, 182556), (396, 165960), (405, 162272), (432, 152130), (440, 149364), (461, 142560), (480, 136917), (495, 132768), (528, 124470), (540, 121704), (594, 110640), (648, 101420), (660, 99576), (720, 91278), (792, 82980), (810, 81136), (864, 76065), (880, 74682), (891, 73760), (922, 71280), (990, 66384), (1056, 62235), (1080, 60852), (1188, 55320), (1296, 50710), (1320, 49788), (1383, 47520), (1440, 45639), (1485, 44256), (1584, 41490), (1620, 40568), (1760, 37341), (1782, 36880), (1844, 35640), (1980, 33192), (2160, 30426), (2305, 28512), (2376, 27660), (2592, 25355), (2640, 24894), (2766, 23760), (2970, 22128), (3168, 20745), (3240, 20284), (3564, 18440), (3688, 17820), (3960, 16596), (4149, 15840), (4320, 15213), (4455, 14752), (4610, 14256), (4752, 13830), (5071, 12960), (5280, 12447), (5532, 11880), (5940, 11064), (6480, 10142), (6915, 9504), (7128, 9220), (7376, 8910), (7920, 8298)]