72530780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 181104000

約数和(自身を除く): 108573220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 97, 98, 109, 140, 194, 196, 218, 245, 343, 388, 436, 485, 490, 545, 679, 686, 763, 970, 980, 1090, 1358, 1372, 1526, 1715, 1940, 2180, 2716, 3052, 3395, 3430, 3815, 4753, 5341, 6790, 6860, 7630, 9506, 10573, 10682, 13580, 15260, 19012, 21146, 21364, 23765, 26705, 33271, 37387, 42292, 47530, 52865, 53410, 66542, 74011, 74774, 95060, 105730, 106820, 133084, 148022, 149548, 166355, 186935, 211460, 296044, 332710, 370055, 373870, 518077, 665420, 740110, 747740, 1036154, 1480220, 2072308, 2590385, 3626539, 5180770, 7253078, 10361540, 14506156, 18132695, 36265390, 72530780]

約数ペア:

[(1, 72530780), (2, 36265390), (4, 18132695), (5, 14506156), (7, 10361540), (10, 7253078), (14, 5180770), (20, 3626539), (28, 2590385), (35, 2072308), (49, 1480220), (70, 1036154), (97, 747740), (98, 740110), (109, 665420), (140, 518077), (194, 373870), (196, 370055), (218, 332710), (245, 296044), (343, 211460), (388, 186935), (436, 166355), (485, 149548), (490, 148022), (545, 133084), (679, 106820), (686, 105730), (763, 95060), (970, 74774), (980, 74011), (1090, 66542), (1358, 53410), (1372, 52865), (1526, 47530), (1715, 42292), (1940, 37387), (2180, 33271), (2716, 26705), (3052, 23765), (3395, 21364), (3430, 21146), (3815, 19012), (4753, 15260), (5341, 13580), (6790, 10682), (6860, 10573), (7630, 9506)]