21400377120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4953791}}^1$

素因数の和:4953815

約数の個数: 96

約数和(自身を含む): 74901335040

約数和(自身を除く): 53500957920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4953791, 9907582, 14861373, 19815164, 24768955, 29722746, 39630328, 44584119, 49537910, 59445492, 74306865, 79260656, 89168238, 99075820, 118890984, 133752357, 148613730, 158521312, 178336476, 198151640, 222920595, 237781968, 267504714, 297227460, 356672952, 396303280, 445841190, 475563936, 535009428, 594454920, 668761785, 713345904, 792606560, 891682380, 1070018856, 1188909840, 1337523570, 1426691808, 1783364760, 2140037712, 2377819680, 2675047140, 3566729520, 4280075424, 5350094280, 7133459040, 10700188560, 21400377120]

約数ペア:

[(1, 21400377120), (2, 10700188560), (3, 7133459040), (4, 5350094280), (5, 4280075424), (6, 3566729520), (8, 2675047140), (9, 2377819680), (10, 2140037712), (12, 1783364760), (15, 1426691808), (16, 1337523570), (18, 1188909840), (20, 1070018856), (24, 891682380), (27, 792606560), (30, 713345904), (32, 668761785), (36, 594454920), (40, 535009428), (45, 475563936), (48, 445841190), (54, 396303280), (60, 356672952), (72, 297227460), (80, 267504714), (90, 237781968), (96, 222920595), (108, 198151640), (120, 178336476), (135, 158521312), (144, 148613730), (160, 133752357), (180, 118890984), (216, 99075820), (240, 89168238), (270, 79260656), (288, 74306865), (360, 59445492), (432, 49537910), (480, 44584119), (540, 39630328), (720, 29722746), (864, 24768955), (1080, 19815164), (1440, 14861373), (2160, 9907582), (4320, 4953791)]