340147267940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{438979}}^1$

素因数の和:439101

約数の個数: 96

約数和(自身を含む): 788520458880

約数和(自身を除く): 448373190940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 53, 68, 85, 86, 106, 170, 172, 212, 215, 265, 340, 430, 530, 731, 860, 901, 1060, 1462, 1802, 2279, 2924, 3604, 3655, 4505, 4558, 7310, 9010, 9116, 11395, 14620, 18020, 22790, 38743, 45580, 77486, 154972, 193715, 387430, 438979, 774860, 877958, 1755916, 2194895, 4389790, 7462643, 8779580, 14925286, 18876097, 23265887, 29850572, 37313215, 37752194, 46531774, 74626430, 75504388, 93063548, 94380485, 116329435, 149252860, 188760970, 232658870, 320893649, 377521940, 395520079, 465317740, 641787298, 791040158, 1000433141, 1283574596, 1582080316, 1604468245, 1977600395, 2000866282, 3208936490, 3955200790, 4001732564, 5002165705, 6417872980, 7910401580, 10004331410, 17007363397, 20008662820, 34014726794, 68029453588, 85036816985, 170073633970, 340147267940]

約数ペア:

[(1, 340147267940), (2, 170073633970), (4, 85036816985), (5, 68029453588), (10, 34014726794), (17, 20008662820), (20, 17007363397), (34, 10004331410), (43, 7910401580), (53, 6417872980), (68, 5002165705), (85, 4001732564), (86, 3955200790), (106, 3208936490), (170, 2000866282), (172, 1977600395), (212, 1604468245), (215, 1582080316), (265, 1283574596), (340, 1000433141), (430, 791040158), (530, 641787298), (731, 465317740), (860, 395520079), (901, 377521940), (1060, 320893649), (1462, 232658870), (1802, 188760970), (2279, 149252860), (2924, 116329435), (3604, 94380485), (3655, 93063548), (4505, 75504388), (4558, 74626430), (7310, 46531774), (9010, 37752194), (9116, 37313215), (11395, 29850572), (14620, 23265887), (18020, 18876097), (22790, 14925286), (38743, 8779580), (45580, 7462643), (77486, 4389790), (154972, 2194895), (193715, 1755916), (387430, 877958), (438979, 774860)]