145123860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{345533}}^1$

素因数の和:345552

約数の個数: 48

約数和(自身を含む): 464397696

約数和(自身を除く): 319273836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 345533, 691066, 1036599, 1382132, 1727665, 2073198, 2418731, 3455330, 4146396, 4837462, 5182995, 6910660, 7256193, 9674924, 10365990, 12093655, 14512386, 20731980, 24187310, 29024772, 36280965, 48374620, 72561930, 145123860]

約数ペア:

[(1, 145123860), (2, 72561930), (3, 48374620), (4, 36280965), (5, 29024772), (6, 24187310), (7, 20731980), (10, 14512386), (12, 12093655), (14, 10365990), (15, 9674924), (20, 7256193), (21, 6910660), (28, 5182995), (30, 4837462), (35, 4146396), (42, 3455330), (60, 2418731), (70, 2073198), (84, 1727665), (105, 1382132), (140, 1036599), (210, 691066), (420, 345533)]