228001280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 240

約数和(自身を含む): 646994304

約数和(自身を除く): 418993024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 128, 130, 136, 155, 160, 169, 170, 208, 221, 248, 256, 260, 272, 310, 320, 338, 340, 403, 416, 442, 496, 512, 520, 527, 544, 620, 640, 676, 680, 806, 832, 845, 884, 992, 1040, 1054, 1088, 1105, 1240, 1280, 1352, 1360, 1612, 1664, 1690, 1768, 1984, 2015, 2080, 2108, 2176, 2210, 2480, 2560, 2635, 2704, 2720, 2873, 3224, 3328, 3380, 3536, 3968, 4030, 4160, 4216, 4352, 4420, 4960, 5239, 5270, 5408, 5440, 5746, 6448, 6656, 6760, 6851, 7072, 7936, 8060, 8320, 8432, 8704, 8840, 9920, 10478, 10540, 10816, 10880, 11492, 12896, 13520, 13702, 14144, 14365, 15872, 16120, 16640, 16864, 17680, 19840, 20956, 21080, 21632, 21760, 22984, 25792, 26195, 27040, 27404, 28288, 28730, 32240, 33280, 33728, 34255, 35360, 39680, 41912, 42160, 43264, 43520, 45968, 51584, 52390, 54080, 54808, 56576, 57460, 64480, 67456, 68510, 70720, 79360, 83824, 84320, 86528, 89063, 91936, 103168, 104780, 108160, 109616, 113152, 114920, 128960, 134912, 137020, 141440, 167648, 168640, 178126, 183872, 206336, 209560, 216320, 219232, 229840, 257920, 269824, 274040, 282880, 335296, 337280, 356252, 367744, 419120, 432640, 438464, 445315, 459680, 515840, 548080, 565760, 670592, 674560, 712504, 735488, 838240, 876928, 890630, 919360, 1031680, 1096160, 1341184, 1349120, 1425008, 1470976, 1676480, 1753856, 1781260, 1838720, 2192320, 2682368, 2850016, 3352960, 3507712, 3562520, 3677440, 4384640, 5700032, 6705920, 7125040, 7354880, 8769280, 11400064, 13411840, 14250080, 17538560, 22800128, 28500160, 45600256, 57000320, 114000640, 228001280]

約数ペア:

[(1, 228001280), (2, 114000640), (4, 57000320), (5, 45600256), (8, 28500160), (10, 22800128), (13, 17538560), (16, 14250080), (17, 13411840), (20, 11400064), (26, 8769280), (31, 7354880), (32, 7125040), (34, 6705920), (40, 5700032), (52, 4384640), (62, 3677440), (64, 3562520), (65, 3507712), (68, 3352960), (80, 2850016), (85, 2682368), (104, 2192320), (124, 1838720), (128, 1781260), (130, 1753856), (136, 1676480), (155, 1470976), (160, 1425008), (169, 1349120), (170, 1341184), (208, 1096160), (221, 1031680), (248, 919360), (256, 890630), (260, 876928), (272, 838240), (310, 735488), (320, 712504), (338, 674560), (340, 670592), (403, 565760), (416, 548080), (442, 515840), (496, 459680), (512, 445315), (520, 438464), (527, 432640), (544, 419120), (620, 367744), (640, 356252), (676, 337280), (680, 335296), (806, 282880), (832, 274040), (845, 269824), (884, 257920), (992, 229840), (1040, 219232), (1054, 216320), (1088, 209560), (1105, 206336), (1240, 183872), (1280, 178126), (1352, 168640), (1360, 167648), (1612, 141440), (1664, 137020), (1690, 134912), (1768, 128960), (1984, 114920), (2015, 113152), (2080, 109616), (2108, 108160), (2176, 104780), (2210, 103168), (2480, 91936), (2560, 89063), (2635, 86528), (2704, 84320), (2720, 83824), (2873, 79360), (3224, 70720), (3328, 68510), (3380, 67456), (3536, 64480), (3968, 57460), (4030, 56576), (4160, 54808), (4216, 54080), (4352, 52390), (4420, 51584), (4960, 45968), (5239, 43520), (5270, 43264), (5408, 42160), (5440, 41912), (5746, 39680), (6448, 35360), (6656, 34255), (6760, 33728), (6851, 33280), (7072, 32240), (7936, 28730), (8060, 28288), (8320, 27404), (8432, 27040), (8704, 26195), (8840, 25792), (9920, 22984), (10478, 21760), (10540, 21632), (10816, 21080), (10880, 20956), (11492, 19840), (12896, 17680), (13520, 16864), (13702, 16640), (14144, 16120), (14365, 15872)]