144724120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1088

約数の個数: 64

約数和(自身を含む): 339148800

約数和(自身を除く): 194424680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 919, 1016, 1240, 1270, 1838, 2540, 3676, 3937, 4595, 5080, 7352, 7874, 9190, 15748, 18380, 19685, 28489, 31496, 36760, 39370, 56978, 78740, 113956, 116713, 142445, 157480, 227912, 233426, 284890, 466852, 569780, 583565, 933704, 1139560, 1167130, 2334260, 3618103, 4668520, 7236206, 14472412, 18090515, 28944824, 36181030, 72362060, 144724120]

約数ペア:

[(1, 144724120), (2, 72362060), (4, 36181030), (5, 28944824), (8, 18090515), (10, 14472412), (20, 7236206), (31, 4668520), (40, 3618103), (62, 2334260), (124, 1167130), (127, 1139560), (155, 933704), (248, 583565), (254, 569780), (310, 466852), (508, 284890), (620, 233426), (635, 227912), (919, 157480), (1016, 142445), (1240, 116713), (1270, 113956), (1838, 78740), (2540, 56978), (3676, 39370), (3937, 36760), (4595, 31496), (5080, 28489), (7352, 19685), (7874, 18380), (9190, 15748)]