338240280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21193}}^1$

素因数の和:21233

約数の個数: 128

約数和(自身を含む): 1220774400

約数和(自身を除く): 882534120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 21193, 42386, 63579, 84772, 105965, 127158, 148351, 169544, 211930, 254316, 296702, 317895, 402667, 423860, 445053, 508632, 593404, 635790, 741755, 805334, 847720, 890106, 1186808, 1208001, 1271580, 1483510, 1610668, 1780212, 2013335, 2225265, 2416002, 2543160, 2818669, 2967020, 3221336, 3560424, 4026670, 4450530, 4832004, 5637338, 5934040, 6040005, 8053340, 8456007, 8901060, 9664008, 11274676, 12080010, 14093345, 16106680, 16912014, 17802120, 22549352, 24160020, 28186690, 33824028, 42280035, 48320040, 56373380, 67648056, 84560070, 112746760, 169120140, 338240280]

約数ペア:

[(1, 338240280), (2, 169120140), (3, 112746760), (4, 84560070), (5, 67648056), (6, 56373380), (7, 48320040), (8, 42280035), (10, 33824028), (12, 28186690), (14, 24160020), (15, 22549352), (19, 17802120), (20, 16912014), (21, 16106680), (24, 14093345), (28, 12080010), (30, 11274676), (35, 9664008), (38, 8901060), (40, 8456007), (42, 8053340), (56, 6040005), (57, 5934040), (60, 5637338), (70, 4832004), (76, 4450530), (84, 4026670), (95, 3560424), (105, 3221336), (114, 2967020), (120, 2818669), (133, 2543160), (140, 2416002), (152, 2225265), (168, 2013335), (190, 1780212), (210, 1610668), (228, 1483510), (266, 1271580), (280, 1208001), (285, 1186808), (380, 890106), (399, 847720), (420, 805334), (456, 741755), (532, 635790), (570, 593404), (665, 508632), (760, 445053), (798, 423860), (840, 402667), (1064, 317895), (1140, 296702), (1330, 254316), (1596, 211930), (1995, 169544), (2280, 148351), (2660, 127158), (3192, 105965), (3990, 84772), (5320, 63579), (7980, 42386), (15960, 21193)]