80543520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55933}}^1$

素因数の和:55954

約数の個数: 72

約数和(自身を含む): 274859676

約数和(自身を除く): 194316156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55933, 111866, 167799, 223732, 279665, 335598, 447464, 503397, 559330, 671196, 838995, 894928, 1006794, 1118660, 1342392, 1677990, 1789856, 2013588, 2237320, 2516985, 2684784, 3355980, 4027176, 4474640, 5033970, 5369568, 6711960, 8054352, 8949280, 10067940, 13423920, 16108704, 20135880, 26847840, 40271760, 80543520]

約数ペア:

[(1, 80543520), (2, 40271760), (3, 26847840), (4, 20135880), (5, 16108704), (6, 13423920), (8, 10067940), (9, 8949280), (10, 8054352), (12, 6711960), (15, 5369568), (16, 5033970), (18, 4474640), (20, 4027176), (24, 3355980), (30, 2684784), (32, 2516985), (36, 2237320), (40, 2013588), (45, 1789856), (48, 1677990), (60, 1342392), (72, 1118660), (80, 1006794), (90, 894928), (96, 838995), (120, 671196), (144, 559330), (160, 503397), (180, 447464), (240, 335598), (288, 279665), (360, 223732), (480, 167799), (720, 111866), (1440, 55933)]