29920620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^2$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 86247504

約数和(自身を除く): 56326884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 97, 106, 159, 194, 212, 265, 291, 318, 388, 485, 530, 582, 636, 795, 970, 1060, 1164, 1455, 1590, 1940, 2910, 3180, 5141, 5820, 9409, 10282, 15423, 18818, 20564, 25705, 28227, 30846, 37636, 47045, 51410, 56454, 61692, 77115, 94090, 102820, 112908, 141135, 154230, 188180, 282270, 308460, 498677, 564540, 997354, 1496031, 1994708, 2493385, 2992062, 4986770, 5984124, 7480155, 9973540, 14960310, 29920620]

約数ペア:

[(1, 29920620), (2, 14960310), (3, 9973540), (4, 7480155), (5, 5984124), (6, 4986770), (10, 2992062), (12, 2493385), (15, 1994708), (20, 1496031), (30, 997354), (53, 564540), (60, 498677), (97, 308460), (106, 282270), (159, 188180), (194, 154230), (212, 141135), (265, 112908), (291, 102820), (318, 94090), (388, 77115), (485, 61692), (530, 56454), (582, 51410), (636, 47045), (795, 37636), (970, 30846), (1060, 28227), (1164, 25705), (1455, 20564), (1590, 18818), (1940, 15423), (2910, 10282), (3180, 9409), (5141, 5820)]