223972112

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{773}}^1$

素因数の和:1000

約数の個数: 80

約数和(自身を含む): 537465600

約数和(自身を除く): 313493488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 199, 208, 364, 398, 728, 773, 796, 1393, 1456, 1546, 1592, 2587, 2786, 3092, 3184, 5174, 5411, 5572, 6184, 10049, 10348, 10822, 11144, 12368, 18109, 20098, 20696, 21644, 22288, 36218, 40196, 41392, 43288, 70343, 72436, 80392, 86576, 140686, 144872, 153827, 160784, 281372, 289744, 307654, 562744, 615308, 1076789, 1125488, 1230616, 1999751, 2153578, 2461232, 3999502, 4307156, 7999004, 8614312, 13998257, 15998008, 17228624, 27996514, 31996016, 55993028, 111986056, 223972112]

約数ペア:

[(1, 223972112), (2, 111986056), (4, 55993028), (7, 31996016), (8, 27996514), (13, 17228624), (14, 15998008), (16, 13998257), (26, 8614312), (28, 7999004), (52, 4307156), (56, 3999502), (91, 2461232), (104, 2153578), (112, 1999751), (182, 1230616), (199, 1125488), (208, 1076789), (364, 615308), (398, 562744), (728, 307654), (773, 289744), (796, 281372), (1393, 160784), (1456, 153827), (1546, 144872), (1592, 140686), (2587, 86576), (2786, 80392), (3092, 72436), (3184, 70343), (5174, 43288), (5411, 41392), (5572, 40196), (6184, 36218), (10049, 22288), (10348, 21644), (10822, 20696), (11144, 20098), (12368, 18109)]