311954256

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 895288680

約数和(自身を除く): 583334424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 101, 144, 178, 202, 241, 267, 303, 356, 404, 482, 534, 606, 712, 723, 801, 808, 909, 964, 1068, 1212, 1424, 1446, 1602, 1616, 1818, 1928, 2136, 2169, 2424, 2892, 3204, 3636, 3856, 4272, 4338, 4848, 5784, 6408, 7272, 8676, 8989, 11568, 12816, 14544, 17352, 17978, 21449, 24341, 26967, 34704, 35956, 42898, 48682, 53934, 64347, 71912, 73023, 80901, 85796, 97364, 107868, 128694, 143824, 146046, 161802, 171592, 193041, 194728, 215736, 219069, 257388, 292092, 323604, 343184, 386082, 389456, 431472, 438138, 514776, 584184, 647208, 772164, 876276, 1029552, 1168368, 1294416, 1544328, 1752552, 2166349, 3088656, 3505104, 4332698, 6499047, 8665396, 12998094, 17330792, 19497141, 25996188, 34661584, 38994282, 51992376, 77988564, 103984752, 155977128, 311954256]

約数ペア:

[(1, 311954256), (2, 155977128), (3, 103984752), (4, 77988564), (6, 51992376), (8, 38994282), (9, 34661584), (12, 25996188), (16, 19497141), (18, 17330792), (24, 12998094), (36, 8665396), (48, 6499047), (72, 4332698), (89, 3505104), (101, 3088656), (144, 2166349), (178, 1752552), (202, 1544328), (241, 1294416), (267, 1168368), (303, 1029552), (356, 876276), (404, 772164), (482, 647208), (534, 584184), (606, 514776), (712, 438138), (723, 431472), (801, 389456), (808, 386082), (909, 343184), (964, 323604), (1068, 292092), (1212, 257388), (1424, 219069), (1446, 215736), (1602, 194728), (1616, 193041), (1818, 171592), (1928, 161802), (2136, 146046), (2169, 143824), (2424, 128694), (2892, 107868), (3204, 97364), (3636, 85796), (3856, 80901), (4272, 73023), (4338, 71912), (4848, 64347), (5784, 53934), (6408, 48682), (7272, 42898), (8676, 35956), (8989, 34704), (11568, 26967), (12816, 24341), (14544, 21449), (17352, 17978)]