2544950240

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:702

約数の個数: 192

約数和(自身を含む): 7112448000

約数和(自身を除く): 4567497760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 245, 280, 316, 343, 392, 395, 490, 553, 560, 587, 632, 686, 784, 790, 980, 1106, 1120, 1174, 1264, 1372, 1568, 1580, 1715, 1960, 2212, 2348, 2528, 2744, 2765, 2935, 3160, 3430, 3871, 3920, 4109, 4424, 4696, 5488, 5530, 5870, 6320, 6860, 7742, 7840, 8218, 8848, 9392, 10976, 11060, 11740, 12640, 13720, 15484, 16436, 17696, 18784, 19355, 20545, 22120, 23480, 27097, 27440, 28763, 30968, 32872, 38710, 41090, 44240, 46373, 46960, 54194, 54880, 57526, 61936, 65744, 77420, 82180, 88480, 92746, 93920, 108388, 115052, 123872, 131488, 135485, 143815, 154840, 164360, 185492, 201341, 216776, 230104, 231865, 270970, 287630, 309680, 324611, 328720, 370984, 402682, 433552, 460208, 463730, 541940, 575260, 619360, 649222, 657440, 741968, 805364, 867104, 920416, 927460, 1006705, 1083880, 1150520, 1298444, 1483936, 1610728, 1623055, 1854920, 2013410, 2167760, 2272277, 2301040, 2596888, 3221456, 3246110, 3709840, 4026820, 4335520, 4544554, 4602080, 5193776, 6442912, 6492220, 7419680, 8053640, 9089108, 10387552, 11361385, 12984440, 15905939, 16107280, 18178216, 22722770, 25968880, 31811878, 32214560, 36356432, 45445540, 51937760, 63623756, 72712864, 79529695, 90891080, 127247512, 159059390, 181782160, 254495024, 318118780, 363564320, 508990048, 636237560, 1272475120, 2544950240]

約数ペア:

[(1, 2544950240), (2, 1272475120), (4, 636237560), (5, 508990048), (7, 363564320), (8, 318118780), (10, 254495024), (14, 181782160), (16, 159059390), (20, 127247512), (28, 90891080), (32, 79529695), (35, 72712864), (40, 63623756), (49, 51937760), (56, 45445540), (70, 36356432), (79, 32214560), (80, 31811878), (98, 25968880), (112, 22722770), (140, 18178216), (158, 16107280), (160, 15905939), (196, 12984440), (224, 11361385), (245, 10387552), (280, 9089108), (316, 8053640), (343, 7419680), (392, 6492220), (395, 6442912), (490, 5193776), (553, 4602080), (560, 4544554), (587, 4335520), (632, 4026820), (686, 3709840), (784, 3246110), (790, 3221456), (980, 2596888), (1106, 2301040), (1120, 2272277), (1174, 2167760), (1264, 2013410), (1372, 1854920), (1568, 1623055), (1580, 1610728), (1715, 1483936), (1960, 1298444), (2212, 1150520), (2348, 1083880), (2528, 1006705), (2744, 927460), (2765, 920416), (2935, 867104), (3160, 805364), (3430, 741968), (3871, 657440), (3920, 649222), (4109, 619360), (4424, 575260), (4696, 541940), (5488, 463730), (5530, 460208), (5870, 433552), (6320, 402682), (6860, 370984), (7742, 328720), (7840, 324611), (8218, 309680), (8848, 287630), (9392, 270970), (10976, 231865), (11060, 230104), (11740, 216776), (12640, 201341), (13720, 185492), (15484, 164360), (16436, 154840), (17696, 143815), (18784, 135485), (19355, 131488), (20545, 123872), (22120, 115052), (23480, 108388), (27097, 93920), (27440, 92746), (28763, 88480), (30968, 82180), (32872, 77420), (38710, 65744), (41090, 61936), (44240, 57526), (46373, 54880), (46960, 54194)]