145843040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:880

約数の個数: 96

約数和(自身を含む): 396373824

約数和(自身を除く): 250530784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 197, 224, 280, 394, 560, 661, 788, 985, 1120, 1322, 1379, 1576, 1970, 2644, 2758, 3152, 3305, 3940, 4627, 5288, 5516, 6304, 6610, 6895, 7880, 9254, 10576, 11032, 13220, 13790, 15760, 18508, 21152, 22064, 23135, 26440, 27580, 31520, 37016, 44128, 46270, 52880, 55160, 74032, 92540, 105760, 110320, 130217, 148064, 185080, 220640, 260434, 370160, 520868, 651085, 740320, 911519, 1041736, 1302170, 1823038, 2083472, 2604340, 3646076, 4166944, 4557595, 5208680, 7292152, 9115190, 10417360, 14584304, 18230380, 20834720, 29168608, 36460760, 72921520, 145843040]

約数ペア:

[(1, 145843040), (2, 72921520), (4, 36460760), (5, 29168608), (7, 20834720), (8, 18230380), (10, 14584304), (14, 10417360), (16, 9115190), (20, 7292152), (28, 5208680), (32, 4557595), (35, 4166944), (40, 3646076), (56, 2604340), (70, 2083472), (80, 1823038), (112, 1302170), (140, 1041736), (160, 911519), (197, 740320), (224, 651085), (280, 520868), (394, 370160), (560, 260434), (661, 220640), (788, 185080), (985, 148064), (1120, 130217), (1322, 110320), (1379, 105760), (1576, 92540), (1970, 74032), (2644, 55160), (2758, 52880), (3152, 46270), (3305, 44128), (3940, 37016), (4627, 31520), (5288, 27580), (5516, 26440), (6304, 23135), (6610, 22064), (6895, 21152), (7880, 18508), (9254, 15760), (10576, 13790), (11032, 13220)]