648679080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17959}}^1$

素因数の和:18023

約数の個数: 128

約数和(自身を含む): 2275891200

約数和(自身を除く): 1627212120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 4515, 5160, 6020, 7224, 9030, 12040, 17959, 18060, 35918, 36120, 53877, 71836, 89795, 107754, 125713, 143672, 179590, 215508, 251426, 269385, 359180, 377139, 431016, 502852, 538770, 628565, 718360, 754278, 772237, 1005704, 1077540, 1257130, 1508556, 1544474, 1885695, 2155080, 2316711, 2514260, 3017112, 3088948, 3771390, 3861185, 4633422, 5028520, 5405659, 6177896, 7542780, 7722370, 9266844, 10811318, 11583555, 15085560, 15444740, 16216977, 18533688, 21622636, 23167110, 27028295, 30889480, 32433954, 43245272, 46334220, 54056590, 64867908, 81084885, 92668440, 108113180, 129735816, 162169770, 216226360, 324339540, 648679080]

約数ペア:

[(1, 648679080), (2, 324339540), (3, 216226360), (4, 162169770), (5, 129735816), (6, 108113180), (7, 92668440), (8, 81084885), (10, 64867908), (12, 54056590), (14, 46334220), (15, 43245272), (20, 32433954), (21, 30889480), (24, 27028295), (28, 23167110), (30, 21622636), (35, 18533688), (40, 16216977), (42, 15444740), (43, 15085560), (56, 11583555), (60, 10811318), (70, 9266844), (84, 7722370), (86, 7542780), (105, 6177896), (120, 5405659), (129, 5028520), (140, 4633422), (168, 3861185), (172, 3771390), (210, 3088948), (215, 3017112), (258, 2514260), (280, 2316711), (301, 2155080), (344, 1885695), (420, 1544474), (430, 1508556), (516, 1257130), (602, 1077540), (645, 1005704), (840, 772237), (860, 754278), (903, 718360), (1032, 628565), (1204, 538770), (1290, 502852), (1505, 431016), (1720, 377139), (1806, 359180), (2408, 269385), (2580, 251426), (3010, 215508), (3612, 179590), (4515, 143672), (5160, 125713), (6020, 107754), (7224, 89795), (9030, 71836), (12040, 53877), (17959, 36120), (18060, 35918)]