230489460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 725140416

約数和(自身を除く): 494650956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 97, 129, 172, 180, 194, 215, 258, 291, 307, 387, 388, 430, 485, 516, 582, 614, 645, 774, 860, 873, 921, 970, 1164, 1228, 1290, 1455, 1535, 1548, 1746, 1842, 1935, 1940, 2580, 2763, 2910, 3070, 3492, 3684, 3870, 4171, 4365, 4605, 5526, 5820, 6140, 7740, 8342, 8730, 9210, 11052, 12513, 13201, 13815, 16684, 17460, 18420, 20855, 25026, 26402, 27630, 29779, 37539, 39603, 41710, 50052, 52804, 55260, 59558, 62565, 66005, 75078, 79206, 83420, 89337, 118809, 119116, 125130, 132010, 148895, 150156, 158412, 178674, 187695, 198015, 237618, 250260, 264020, 268011, 297790, 357348, 375390, 396030, 446685, 475236, 536022, 594045, 595580, 750780, 792060, 893370, 1072044, 1188090, 1280497, 1340055, 1786740, 2376180, 2560994, 2680110, 3841491, 5121988, 5360220, 6402485, 7682982, 11524473, 12804970, 15365964, 19207455, 23048946, 25609940, 38414910, 46097892, 57622365, 76829820, 115244730, 230489460]

約数ペア:

[(1, 230489460), (2, 115244730), (3, 76829820), (4, 57622365), (5, 46097892), (6, 38414910), (9, 25609940), (10, 23048946), (12, 19207455), (15, 15365964), (18, 12804970), (20, 11524473), (30, 7682982), (36, 6402485), (43, 5360220), (45, 5121988), (60, 3841491), (86, 2680110), (90, 2560994), (97, 2376180), (129, 1786740), (172, 1340055), (180, 1280497), (194, 1188090), (215, 1072044), (258, 893370), (291, 792060), (307, 750780), (387, 595580), (388, 594045), (430, 536022), (485, 475236), (516, 446685), (582, 396030), (614, 375390), (645, 357348), (774, 297790), (860, 268011), (873, 264020), (921, 250260), (970, 237618), (1164, 198015), (1228, 187695), (1290, 178674), (1455, 158412), (1535, 150156), (1548, 148895), (1746, 132010), (1842, 125130), (1935, 119116), (1940, 118809), (2580, 89337), (2763, 83420), (2910, 79206), (3070, 75078), (3492, 66005), (3684, 62565), (3870, 59558), (4171, 55260), (4365, 52804), (4605, 50052), (5526, 41710), (5820, 39603), (6140, 37539), (7740, 29779), (8342, 27630), (8730, 26402), (9210, 25026), (11052, 20855), (12513, 18420), (13201, 17460), (13815, 16684)]