1964941440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13291}}^1$

素因数の和:13331

約数の個数: 256

約数和(自身を含む): 7809315840

約数和(自身を除く): 5844374400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1320, 1344, 1408, 1540, 1680, 1760, 1848, 1920, 2112, 2240, 2310, 2464, 2640, 2688, 3080, 3360, 3520, 3696, 4224, 4480, 4620, 4928, 5280, 6160, 6720, 7040, 7392, 9240, 9856, 10560, 12320, 13291, 13440, 14784, 18480, 21120, 24640, 26582, 29568, 36960, 39873, 49280, 53164, 66455, 73920, 79746, 93037, 106328, 132910, 146201, 147840, 159492, 186074, 199365, 212656, 265820, 279111, 292402, 318984, 372148, 398730, 425312, 438603, 465185, 531640, 558222, 584804, 637968, 731005, 744296, 797460, 850624, 877206, 930370, 1023407, 1063280, 1116444, 1169608, 1275936, 1395555, 1462010, 1488592, 1594920, 1701248, 1754412, 1860740, 2046814, 2126560, 2193015, 2232888, 2339216, 2551872, 2791110, 2924020, 2977184, 3070221, 3189840, 3508824, 3721480, 4093628, 4253120, 4386030, 4465776, 4678432, 5103744, 5117035, 5582220, 5848040, 5954368, 6140442, 6379680, 7017648, 7442960, 8187256, 8506240, 8772060, 8931552, 9356864, 10234070, 11164440, 11696080, 11908736, 12280884, 12759360, 14035296, 14885920, 15351105, 16374512, 17544120, 17863104, 18713728, 20468140, 22328880, 23392160, 24561768, 25518720, 28070592, 29771840, 30702210, 32749024, 35088240, 35726208, 40936280, 44657760, 46784320, 49123536, 56141184, 59543680, 61404420, 65498048, 70176480, 81872560, 89315520, 93568640, 98247072, 122808840, 130996096, 140352960, 163745120, 178631040, 196494144, 245617680, 280705920, 327490240, 392988288, 491235360, 654980480, 982470720, 1964941440]

約数ペア:

[(1, 1964941440), (2, 982470720), (3, 654980480), (4, 491235360), (5, 392988288), (6, 327490240), (7, 280705920), (8, 245617680), (10, 196494144), (11, 178631040), (12, 163745120), (14, 140352960), (15, 130996096), (16, 122808840), (20, 98247072), (21, 93568640), (22, 89315520), (24, 81872560), (28, 70176480), (30, 65498048), (32, 61404420), (33, 59543680), (35, 56141184), (40, 49123536), (42, 46784320), (44, 44657760), (48, 40936280), (55, 35726208), (56, 35088240), (60, 32749024), (64, 30702210), (66, 29771840), (70, 28070592), (77, 25518720), (80, 24561768), (84, 23392160), (88, 22328880), (96, 20468140), (105, 18713728), (110, 17863104), (112, 17544120), (120, 16374512), (128, 15351105), (132, 14885920), (140, 14035296), (154, 12759360), (160, 12280884), (165, 11908736), (168, 11696080), (176, 11164440), (192, 10234070), (210, 9356864), (220, 8931552), (224, 8772060), (231, 8506240), (240, 8187256), (264, 7442960), (280, 7017648), (308, 6379680), (320, 6140442), (330, 5954368), (336, 5848040), (352, 5582220), (384, 5117035), (385, 5103744), (420, 4678432), (440, 4465776), (448, 4386030), (462, 4253120), (480, 4093628), (528, 3721480), (560, 3508824), (616, 3189840), (640, 3070221), (660, 2977184), (672, 2924020), (704, 2791110), (770, 2551872), (840, 2339216), (880, 2232888), (896, 2193015), (924, 2126560), (960, 2046814), (1056, 1860740), (1120, 1754412), (1155, 1701248), (1232, 1594920), (1320, 1488592), (1344, 1462010), (1408, 1395555), (1540, 1275936), (1680, 1169608), (1760, 1116444), (1848, 1063280), (1920, 1023407), (2112, 930370), (2240, 877206), (2310, 850624), (2464, 797460), (2640, 744296), (2688, 731005), (3080, 637968), (3360, 584804), (3520, 558222), (3696, 531640), (4224, 465185), (4480, 438603), (4620, 425312), (4928, 398730), (5280, 372148), (6160, 318984), (6720, 292402), (7040, 279111), (7392, 265820), (9240, 212656), (9856, 199365), (10560, 186074), (12320, 159492), (13291, 147840), (13440, 146201), (14784, 132910), (18480, 106328), (21120, 93037), (24640, 79746), (26582, 73920), (29568, 66455), (36960, 53164), (39873, 49280)]