65320920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{23}}^2$

素因数の和:84

約数の個数: 288

約数和(自身を含む): 258804000

約数和(自身を除く): 193483080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 49, 56, 60, 63, 69, 70, 72, 84, 90, 92, 98, 105, 115, 120, 126, 138, 140, 147, 161, 168, 180, 184, 196, 207, 210, 230, 245, 252, 276, 280, 294, 315, 322, 343, 345, 360, 392, 414, 420, 441, 460, 483, 490, 504, 529, 552, 588, 630, 644, 686, 690, 735, 805, 828, 840, 882, 920, 966, 980, 1029, 1035, 1058, 1127, 1176, 1260, 1288, 1372, 1380, 1449, 1470, 1587, 1610, 1656, 1715, 1764, 1932, 1960, 2058, 2070, 2116, 2205, 2254, 2415, 2520, 2645, 2744, 2760, 2898, 2940, 3087, 3174, 3220, 3381, 3430, 3528, 3703, 3864, 4116, 4140, 4232, 4410, 4508, 4761, 4830, 5145, 5290, 5635, 5796, 5880, 6174, 6348, 6440, 6762, 6860, 7245, 7406, 7889, 7935, 8232, 8280, 8820, 9016, 9522, 9660, 10143, 10290, 10580, 11109, 11270, 11592, 12348, 12696, 13524, 13720, 14490, 14812, 15435, 15778, 15870, 16905, 17640, 18515, 19044, 19320, 20286, 20580, 21160, 22218, 22540, 23667, 23805, 24696, 25921, 27048, 28980, 29624, 30870, 31556, 31740, 33327, 33810, 37030, 38088, 39445, 40572, 41160, 44436, 45080, 47334, 47610, 50715, 51842, 55545, 57960, 61740, 63112, 63480, 66654, 67620, 71001, 74060, 77763, 78890, 81144, 88872, 94668, 95220, 101430, 103684, 111090, 118335, 123480, 129605, 133308, 135240, 142002, 148120, 155526, 157780, 166635, 181447, 189336, 190440, 202860, 207368, 222180, 233289, 236670, 259210, 266616, 284004, 311052, 315560, 333270, 355005, 362894, 388815, 405720, 444360, 466578, 473340, 518420, 544341, 568008, 622104, 666540, 710010, 725788, 777630, 907235, 933156, 946680, 1036840, 1088682, 1166445, 1333080, 1420020, 1451576, 1555260, 1633023, 1814470, 1866312, 2177364, 2332890, 2721705, 2840040, 3110520, 3266046, 3628940, 4354728, 4665780, 5443410, 6532092, 7257880, 8165115, 9331560, 10886820, 13064184, 16330230, 21773640, 32660460, 65320920]

約数ペア:

[(1, 65320920), (2, 32660460), (3, 21773640), (4, 16330230), (5, 13064184), (6, 10886820), (7, 9331560), (8, 8165115), (9, 7257880), (10, 6532092), (12, 5443410), (14, 4665780), (15, 4354728), (18, 3628940), (20, 3266046), (21, 3110520), (23, 2840040), (24, 2721705), (28, 2332890), (30, 2177364), (35, 1866312), (36, 1814470), (40, 1633023), (42, 1555260), (45, 1451576), (46, 1420020), (49, 1333080), (56, 1166445), (60, 1088682), (63, 1036840), (69, 946680), (70, 933156), (72, 907235), (84, 777630), (90, 725788), (92, 710010), (98, 666540), (105, 622104), (115, 568008), (120, 544341), (126, 518420), (138, 473340), (140, 466578), (147, 444360), (161, 405720), (168, 388815), (180, 362894), (184, 355005), (196, 333270), (207, 315560), (210, 311052), (230, 284004), (245, 266616), (252, 259210), (276, 236670), (280, 233289), (294, 222180), (315, 207368), (322, 202860), (343, 190440), (345, 189336), (360, 181447), (392, 166635), (414, 157780), (420, 155526), (441, 148120), (460, 142002), (483, 135240), (490, 133308), (504, 129605), (529, 123480), (552, 118335), (588, 111090), (630, 103684), (644, 101430), (686, 95220), (690, 94668), (735, 88872), (805, 81144), (828, 78890), (840, 77763), (882, 74060), (920, 71001), (966, 67620), (980, 66654), (1029, 63480), (1035, 63112), (1058, 61740), (1127, 57960), (1176, 55545), (1260, 51842), (1288, 50715), (1372, 47610), (1380, 47334), (1449, 45080), (1470, 44436), (1587, 41160), (1610, 40572), (1656, 39445), (1715, 38088), (1764, 37030), (1932, 33810), (1960, 33327), (2058, 31740), (2070, 31556), (2116, 30870), (2205, 29624), (2254, 28980), (2415, 27048), (2520, 25921), (2645, 24696), (2744, 23805), (2760, 23667), (2898, 22540), (2940, 22218), (3087, 21160), (3174, 20580), (3220, 20286), (3381, 19320), (3430, 19044), (3528, 18515), (3703, 17640), (3864, 16905), (4116, 15870), (4140, 15778), (4232, 15435), (4410, 14812), (4508, 14490), (4761, 13720), (4830, 13524), (5145, 12696), (5290, 12348), (5635, 11592), (5796, 11270), (5880, 11109), (6174, 10580), (6348, 10290), (6440, 10143), (6762, 9660), (6860, 9522), (7245, 9016), (7406, 8820), (7889, 8280), (7935, 8232)]