128963880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2777}}^1$

素因数の和:2840

約数の個数: 128

約数和(自身を含む): 440035200

約数和(自身を除く): 311071320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 645, 774, 860, 1032, 1080, 1161, 1290, 1548, 1720, 1935, 2322, 2580, 2777, 3096, 3870, 4644, 5160, 5554, 5805, 7740, 8331, 9288, 11108, 11610, 13885, 15480, 16662, 22216, 23220, 24993, 27770, 33324, 41655, 46440, 49986, 55540, 66648, 74979, 83310, 99972, 111080, 119411, 124965, 149958, 166620, 199944, 238822, 249930, 299916, 333240, 358233, 374895, 477644, 499860, 597055, 599832, 716466, 749790, 955288, 999720, 1074699, 1194110, 1432932, 1499580, 1791165, 2149398, 2388220, 2865864, 2999160, 3224097, 3582330, 4298796, 4776440, 5373495, 6448194, 7164660, 8597592, 10746990, 12896388, 14329320, 16120485, 21493980, 25792776, 32240970, 42987960, 64481940, 128963880]

約数ペア:

[(1, 128963880), (2, 64481940), (3, 42987960), (4, 32240970), (5, 25792776), (6, 21493980), (8, 16120485), (9, 14329320), (10, 12896388), (12, 10746990), (15, 8597592), (18, 7164660), (20, 6448194), (24, 5373495), (27, 4776440), (30, 4298796), (36, 3582330), (40, 3224097), (43, 2999160), (45, 2865864), (54, 2388220), (60, 2149398), (72, 1791165), (86, 1499580), (90, 1432932), (108, 1194110), (120, 1074699), (129, 999720), (135, 955288), (172, 749790), (180, 716466), (215, 599832), (216, 597055), (258, 499860), (270, 477644), (344, 374895), (360, 358233), (387, 333240), (430, 299916), (516, 249930), (540, 238822), (645, 199944), (774, 166620), (860, 149958), (1032, 124965), (1080, 119411), (1161, 111080), (1290, 99972), (1548, 83310), (1720, 74979), (1935, 66648), (2322, 55540), (2580, 49986), (2777, 46440), (3096, 41655), (3870, 33324), (4644, 27770), (5160, 24993), (5554, 23220), (5805, 22216), (7740, 16662), (8331, 15480), (9288, 13885), (11108, 11610)]