643543920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1187}}^1$

素因数の和:1460

約数の個数: 160

約数和(自身を含む): 2227357440

約数和(自身を除く): 1583813520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 251, 270, 360, 432, 502, 540, 720, 753, 1004, 1080, 1187, 1255, 1506, 2008, 2160, 2259, 2374, 2510, 3012, 3561, 3765, 4016, 4518, 4748, 5020, 5935, 6024, 6777, 7122, 7530, 9036, 9496, 10040, 10683, 11295, 11870, 12048, 13554, 14244, 15060, 17805, 18072, 18992, 20080, 21366, 22590, 23740, 27108, 28488, 30120, 32049, 33885, 35610, 36144, 42732, 45180, 47480, 53415, 54216, 56976, 60240, 64098, 67770, 71220, 85464, 90360, 94960, 106830, 108432, 128196, 135540, 142440, 160245, 170928, 180720, 213660, 256392, 271080, 284880, 297937, 320490, 427320, 512784, 542160, 595874, 640980, 854640, 893811, 1191748, 1281960, 1489685, 1787622, 2383496, 2563920, 2681433, 2979370, 3575244, 4469055, 4766992, 5362866, 5958740, 7150488, 8044299, 8938110, 10725732, 11917480, 13407165, 14300976, 16088598, 17876220, 21451464, 23834960, 26814330, 32177196, 35752440, 40221495, 42902928, 53628660, 64354392, 71504880, 80442990, 107257320, 128708784, 160885980, 214514640, 321771960, 643543920]

約数ペア:

[(1, 643543920), (2, 321771960), (3, 214514640), (4, 160885980), (5, 128708784), (6, 107257320), (8, 80442990), (9, 71504880), (10, 64354392), (12, 53628660), (15, 42902928), (16, 40221495), (18, 35752440), (20, 32177196), (24, 26814330), (27, 23834960), (30, 21451464), (36, 17876220), (40, 16088598), (45, 14300976), (48, 13407165), (54, 11917480), (60, 10725732), (72, 8938110), (80, 8044299), (90, 7150488), (108, 5958740), (120, 5362866), (135, 4766992), (144, 4469055), (180, 3575244), (216, 2979370), (240, 2681433), (251, 2563920), (270, 2383496), (360, 1787622), (432, 1489685), (502, 1281960), (540, 1191748), (720, 893811), (753, 854640), (1004, 640980), (1080, 595874), (1187, 542160), (1255, 512784), (1506, 427320), (2008, 320490), (2160, 297937), (2259, 284880), (2374, 271080), (2510, 256392), (3012, 213660), (3561, 180720), (3765, 170928), (4016, 160245), (4518, 142440), (4748, 135540), (5020, 128196), (5935, 108432), (6024, 106830), (6777, 94960), (7122, 90360), (7530, 85464), (9036, 71220), (9496, 67770), (10040, 64098), (10683, 60240), (11295, 56976), (11870, 54216), (12048, 53415), (13554, 47480), (14244, 45180), (15060, 42732), (17805, 36144), (18072, 35610), (18992, 33885), (20080, 32049), (21366, 30120), (22590, 28488), (23740, 27108)]