20805216336

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{2503}}^1$

素因数の和:2862

約数の個数: 160

約数和(自身を含む): 60807536640

約数和(自身を除く): 40002320304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 108, 142, 144, 213, 216, 271, 284, 426, 432, 542, 568, 639, 813, 852, 1084, 1136, 1278, 1626, 1704, 1917, 2168, 2439, 2503, 2556, 3252, 3408, 3834, 4336, 4878, 5006, 5112, 6504, 7317, 7509, 7668, 9756, 10012, 10224, 13008, 14634, 15018, 15336, 19241, 19512, 20024, 22527, 29268, 30036, 30672, 38482, 39024, 40048, 45054, 57723, 58536, 60072, 67581, 76964, 90108, 115446, 117072, 120144, 135162, 153928, 173169, 177713, 180216, 230892, 270324, 307856, 346338, 355426, 360432, 461784, 519507, 533139, 540648, 678313, 692676, 710852, 923568, 1039014, 1066278, 1081296, 1356626, 1385352, 1421704, 1599417, 2034939, 2078028, 2132556, 2713252, 2770704, 2843408, 3198834, 4069878, 4156056, 4265112, 4798251, 5426504, 6104817, 6397668, 8139756, 8312112, 8530224, 9596502, 10853008, 12209634, 12795336, 16279512, 18314451, 19193004, 24419268, 25590672, 32559024, 36628902, 38386008, 48160223, 48838536, 73257804, 76772016, 96320446, 97677072, 144480669, 146515608, 192640892, 288961338, 293031216, 385281784, 433442007, 577922676, 770563568, 866884014, 1155845352, 1300326021, 1733768028, 2311690704, 2600652042, 3467536056, 5201304084, 6935072112, 10402608168, 20805216336]

約数ペア:

[(1, 20805216336), (2, 10402608168), (3, 6935072112), (4, 5201304084), (6, 3467536056), (8, 2600652042), (9, 2311690704), (12, 1733768028), (16, 1300326021), (18, 1155845352), (24, 866884014), (27, 770563568), (36, 577922676), (48, 433442007), (54, 385281784), (71, 293031216), (72, 288961338), (108, 192640892), (142, 146515608), (144, 144480669), (213, 97677072), (216, 96320446), (271, 76772016), (284, 73257804), (426, 48838536), (432, 48160223), (542, 38386008), (568, 36628902), (639, 32559024), (813, 25590672), (852, 24419268), (1084, 19193004), (1136, 18314451), (1278, 16279512), (1626, 12795336), (1704, 12209634), (1917, 10853008), (2168, 9596502), (2439, 8530224), (2503, 8312112), (2556, 8139756), (3252, 6397668), (3408, 6104817), (3834, 5426504), (4336, 4798251), (4878, 4265112), (5006, 4156056), (5112, 4069878), (6504, 3198834), (7317, 2843408), (7509, 2770704), (7668, 2713252), (9756, 2132556), (10012, 2078028), (10224, 2034939), (13008, 1599417), (14634, 1421704), (15018, 1385352), (15336, 1356626), (19241, 1081296), (19512, 1066278), (20024, 1039014), (22527, 923568), (29268, 710852), (30036, 692676), (30672, 678313), (38482, 540648), (39024, 533139), (40048, 519507), (45054, 461784), (57723, 360432), (58536, 355426), (60072, 346338), (67581, 307856), (76964, 270324), (90108, 230892), (115446, 180216), (117072, 177713), (120144, 173169), (135162, 153928)]