255167640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7789}}^1$

素因数の和:7826

約数の個数: 192

約数和(自身を含む): 1020801600

約数和(自身を除く): 765633960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 7789, 8190, 10920, 15578, 16380, 23367, 31156, 32760, 38945, 46734, 54523, 62312, 70101, 77890, 93468, 101257, 109046, 116835, 140202, 155780, 163569, 186936, 202514, 218092, 233670, 272615, 280404, 303771, 311560, 327138, 350505, 405028, 436184, 467340, 490707, 506285, 545230, 560808, 607542, 654276, 701010, 708799, 810056, 817845, 911313, 934680, 981414, 1012570, 1090460, 1215084, 1308552, 1402020, 1417598, 1518855, 1635690, 1822626, 1962828, 2025140, 2126397, 2180920, 2430168, 2453535, 2804040, 2835196, 3037710, 3271380, 3543995, 3645252, 3925656, 4050280, 4252794, 4556565, 4907070, 5670392, 6075420, 6379191, 6542760, 7087990, 7290504, 8505588, 9113130, 9814140, 10631985, 12150840, 12758382, 14175980, 17011176, 18226260, 19628280, 21263970, 25516764, 28351960, 31895955, 36452520, 42527940, 51033528, 63791910, 85055880, 127583820, 255167640]

約数ペア:

[(1, 255167640), (2, 127583820), (3, 85055880), (4, 63791910), (5, 51033528), (6, 42527940), (7, 36452520), (8, 31895955), (9, 28351960), (10, 25516764), (12, 21263970), (13, 19628280), (14, 18226260), (15, 17011176), (18, 14175980), (20, 12758382), (21, 12150840), (24, 10631985), (26, 9814140), (28, 9113130), (30, 8505588), (35, 7290504), (36, 7087990), (39, 6542760), (40, 6379191), (42, 6075420), (45, 5670392), (52, 4907070), (56, 4556565), (60, 4252794), (63, 4050280), (65, 3925656), (70, 3645252), (72, 3543995), (78, 3271380), (84, 3037710), (90, 2835196), (91, 2804040), (104, 2453535), (105, 2430168), (117, 2180920), (120, 2126397), (126, 2025140), (130, 1962828), (140, 1822626), (156, 1635690), (168, 1518855), (180, 1417598), (182, 1402020), (195, 1308552), (210, 1215084), (234, 1090460), (252, 1012570), (260, 981414), (273, 934680), (280, 911313), (312, 817845), (315, 810056), (360, 708799), (364, 701010), (390, 654276), (420, 607542), (455, 560808), (468, 545230), (504, 506285), (520, 490707), (546, 467340), (585, 436184), (630, 405028), (728, 350505), (780, 327138), (819, 311560), (840, 303771), (910, 280404), (936, 272615), (1092, 233670), (1170, 218092), (1260, 202514), (1365, 186936), (1560, 163569), (1638, 155780), (1820, 140202), (2184, 116835), (2340, 109046), (2520, 101257), (2730, 93468), (3276, 77890), (3640, 70101), (4095, 62312), (4680, 54523), (5460, 46734), (6552, 38945), (7789, 32760), (8190, 31156), (10920, 23367), (15578, 16380)]