129451680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89897}}^1$

素因数の和:89918

約数の個数: 72

約数和(自身を含む): 441758772

約数和(自身を除く): 312307092

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, 89897, 179794, 269691, 359588, 449485, 539382, 719176, 809073, 898970, 1078764, 1348455, 1438352, 1618146, 1797940, 2157528, 2696910, 2876704, 3236292, 3595880, 4045365, 4315056, 5393820, 6472584, 7191760, 8090730, 8630112, 10787640, 12945168, 14383520, 16181460, 21575280, 25890336, 32362920, 43150560, 64725840, 129451680]

約数ペア:

[(1, 129451680), (2, 64725840), (3, 43150560), (4, 32362920), (5, 25890336), (6, 21575280), (8, 16181460), (9, 14383520), (10, 12945168), (12, 10787640), (15, 8630112), (16, 8090730), (18, 7191760), (20, 6472584), (24, 5393820), (30, 4315056), (32, 4045365), (36, 3595880), (40, 3236292), (45, 2876704), (48, 2696910), (60, 2157528), (72, 1797940), (80, 1618146), (90, 1438352), (96, 1348455), (120, 1078764), (144, 898970), (160, 809073), (180, 719176), (240, 539382), (288, 449485), (360, 359588), (480, 269691), (720, 179794), (1440, 89897)]