421802368

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 1021403520

約数和(自身を除く): 599601152

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 37, 52, 62, 64, 68, 74, 104, 124, 128, 136, 148, 169, 208, 221, 248, 272, 296, 338, 403, 416, 442, 481, 496, 527, 544, 592, 629, 676, 806, 832, 884, 962, 992, 1054, 1088, 1147, 1184, 1258, 1352, 1612, 1664, 1768, 1924, 1984, 2108, 2176, 2294, 2368, 2516, 2704, 2873, 3224, 3536, 3848, 3968, 4216, 4588, 4736, 5032, 5239, 5408, 5746, 6253, 6448, 6851, 7072, 7696, 8177, 8432, 9176, 10064, 10478, 10816, 11492, 12506, 12896, 13702, 14144, 14911, 15392, 16354, 16864, 18352, 19499, 20128, 20956, 21632, 22984, 25012, 25792, 27404, 28288, 29822, 30784, 32708, 33728, 36704, 38998, 40256, 41912, 45968, 50024, 51584, 54808, 59644, 61568, 65416, 67456, 73408, 77996, 80512, 83824, 89063, 91936, 100048, 106301, 109616, 119288, 130832, 146816, 155992, 167648, 178126, 183872, 193843, 200096, 212602, 219232, 238576, 253487, 261664, 311984, 335296, 356252, 367744, 387686, 400192, 425204, 438464, 477152, 506974, 523328, 623968, 670592, 712504, 775372, 800384, 850408, 876928, 954304, 1013948, 1046656, 1247936, 1425008, 1550744, 1700816, 1908608, 2027896, 2495872, 2850016, 3101488, 3295331, 3401632, 4055792, 5700032, 6202976, 6590662, 6803264, 8111584, 11400064, 12405952, 13181324, 13606528, 16223168, 24811904, 26362648, 32446336, 52725296, 105450592, 210901184, 421802368]

約数ペア:

[(1, 421802368), (2, 210901184), (4, 105450592), (8, 52725296), (13, 32446336), (16, 26362648), (17, 24811904), (26, 16223168), (31, 13606528), (32, 13181324), (34, 12405952), (37, 11400064), (52, 8111584), (62, 6803264), (64, 6590662), (68, 6202976), (74, 5700032), (104, 4055792), (124, 3401632), (128, 3295331), (136, 3101488), (148, 2850016), (169, 2495872), (208, 2027896), (221, 1908608), (248, 1700816), (272, 1550744), (296, 1425008), (338, 1247936), (403, 1046656), (416, 1013948), (442, 954304), (481, 876928), (496, 850408), (527, 800384), (544, 775372), (592, 712504), (629, 670592), (676, 623968), (806, 523328), (832, 506974), (884, 477152), (962, 438464), (992, 425204), (1054, 400192), (1088, 387686), (1147, 367744), (1184, 356252), (1258, 335296), (1352, 311984), (1612, 261664), (1664, 253487), (1768, 238576), (1924, 219232), (1984, 212602), (2108, 200096), (2176, 193843), (2294, 183872), (2368, 178126), (2516, 167648), (2704, 155992), (2873, 146816), (3224, 130832), (3536, 119288), (3848, 109616), (3968, 106301), (4216, 100048), (4588, 91936), (4736, 89063), (5032, 83824), (5239, 80512), (5408, 77996), (5746, 73408), (6253, 67456), (6448, 65416), (6851, 61568), (7072, 59644), (7696, 54808), (8177, 51584), (8432, 50024), (9176, 45968), (10064, 41912), (10478, 40256), (10816, 38998), (11492, 36704), (12506, 33728), (12896, 32708), (13702, 30784), (14144, 29822), (14911, 28288), (15392, 27404), (16354, 25792), (16864, 25012), (18352, 22984), (19499, 21632), (20128, 20956)]