1978033120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2553

約数の個数: 192

約数和(自身を含む): 5754986496

約数和(自身を除く): 3776953376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 160, 161, 184, 217, 224, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 736, 805, 868, 920, 992, 1085, 1120, 1240, 1288, 1426, 1610, 1736, 1840, 2170, 2477, 2480, 2576, 2852, 3220, 3472, 3565, 3680, 4340, 4954, 4960, 4991, 5152, 5704, 6440, 6944, 7130, 8680, 9908, 9982, 11408, 12385, 12880, 14260, 17339, 17360, 19816, 19964, 22816, 24770, 24955, 25760, 28520, 34678, 34720, 39632, 39928, 49540, 49910, 56971, 57040, 69356, 76787, 79264, 79856, 86695, 99080, 99820, 113942, 114080, 138712, 153574, 159712, 173390, 198160, 199640, 227884, 277424, 284855, 307148, 346780, 383935, 396320, 398797, 399280, 455768, 537509, 554848, 569710, 614296, 693560, 767870, 797594, 798560, 911536, 1075018, 1139420, 1228592, 1387120, 1535740, 1595188, 1766101, 1823072, 1993985, 2150036, 2278840, 2457184, 2687545, 2774240, 3071480, 3190376, 3532202, 3987970, 4300072, 4557680, 5375090, 6142960, 6380752, 7064404, 7975940, 8600144, 8830505, 9115360, 10750180, 12285920, 12362707, 12761504, 14128808, 15951880, 17200288, 17661010, 21500360, 24725414, 28257616, 31903760, 35322020, 43000720, 49450828, 56515232, 61813535, 63807520, 70644040, 86001440, 98901656, 123627070, 141288080, 197803312, 247254140, 282576160, 395606624, 494508280, 989016560, 1978033120]

約数ペア:

[(1, 1978033120), (2, 989016560), (4, 494508280), (5, 395606624), (7, 282576160), (8, 247254140), (10, 197803312), (14, 141288080), (16, 123627070), (20, 98901656), (23, 86001440), (28, 70644040), (31, 63807520), (32, 61813535), (35, 56515232), (40, 49450828), (46, 43000720), (56, 35322020), (62, 31903760), (70, 28257616), (80, 24725414), (92, 21500360), (112, 17661010), (115, 17200288), (124, 15951880), (140, 14128808), (155, 12761504), (160, 12362707), (161, 12285920), (184, 10750180), (217, 9115360), (224, 8830505), (230, 8600144), (248, 7975940), (280, 7064404), (310, 6380752), (322, 6142960), (368, 5375090), (434, 4557680), (460, 4300072), (496, 3987970), (560, 3532202), (620, 3190376), (644, 3071480), (713, 2774240), (736, 2687545), (805, 2457184), (868, 2278840), (920, 2150036), (992, 1993985), (1085, 1823072), (1120, 1766101), (1240, 1595188), (1288, 1535740), (1426, 1387120), (1610, 1228592), (1736, 1139420), (1840, 1075018), (2170, 911536), (2477, 798560), (2480, 797594), (2576, 767870), (2852, 693560), (3220, 614296), (3472, 569710), (3565, 554848), (3680, 537509), (4340, 455768), (4954, 399280), (4960, 398797), (4991, 396320), (5152, 383935), (5704, 346780), (6440, 307148), (6944, 284855), (7130, 277424), (8680, 227884), (9908, 199640), (9982, 198160), (11408, 173390), (12385, 159712), (12880, 153574), (14260, 138712), (17339, 114080), (17360, 113942), (19816, 99820), (19964, 99080), (22816, 86695), (24770, 79856), (24955, 79264), (25760, 76787), (28520, 69356), (34678, 57040), (34720, 56971), (39632, 49910), (39928, 49540)]