1211302680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 256

約数和(自身を含む): 4327464960

約数和(自身を除く): 3116162280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 181, 186, 210, 217, 248, 257, 280, 310, 362, 372, 420, 434, 465, 514, 543, 620, 651, 724, 744, 771, 840, 868, 905, 930, 1028, 1085, 1086, 1240, 1267, 1285, 1302, 1448, 1542, 1736, 1799, 1810, 1860, 2056, 2170, 2172, 2534, 2570, 2604, 2715, 3084, 3255, 3598, 3620, 3720, 3801, 3855, 4340, 4344, 5068, 5140, 5208, 5397, 5430, 5611, 6168, 6335, 6510, 7196, 7240, 7602, 7710, 7967, 8680, 8995, 10136, 10280, 10794, 10860, 11222, 12670, 13020, 14392, 15204, 15420, 15934, 16833, 17990, 19005, 21588, 21720, 22444, 23901, 25340, 26040, 26985, 28055, 30408, 30840, 31868, 33666, 35980, 38010, 39277, 39835, 43176, 44888, 46517, 47802, 50680, 53970, 55769, 56110, 63736, 67332, 71960, 76020, 78554, 79670, 84165, 93034, 95604, 107940, 111538, 112220, 117831, 119505, 134664, 139551, 152040, 157108, 159340, 167307, 168330, 186068, 191208, 196385, 215880, 223076, 224440, 232585, 235662, 239010, 278845, 279102, 314216, 318680, 325619, 334614, 336660, 372136, 392770, 446152, 465170, 471324, 478020, 557690, 558204, 589155, 651238, 669228, 673320, 697755, 785540, 836535, 930340, 942648, 956040, 976857, 1115380, 1116408, 1178310, 1302476, 1338456, 1395510, 1442027, 1571080, 1628095, 1673070, 1860680, 1953714, 2230760, 2356620, 2604952, 2791020, 2884054, 3256190, 3346140, 3907428, 4326081, 4713240, 4884285, 5582040, 5768108, 6512380, 6692280, 7210135, 7814856, 8652162, 9768570, 10094189, 11536216, 13024760, 14420270, 17304324, 19537140, 20188378, 21630405, 28840540, 30282567, 34608648, 39074280, 40376756, 43260810, 50470945, 57681080, 60565134, 80753512, 86521620, 100941890, 121130268, 151412835, 173043240, 201883780, 242260536, 302825670, 403767560, 605651340, 1211302680]

約数ペア:

[(1, 1211302680), (2, 605651340), (3, 403767560), (4, 302825670), (5, 242260536), (6, 201883780), (7, 173043240), (8, 151412835), (10, 121130268), (12, 100941890), (14, 86521620), (15, 80753512), (20, 60565134), (21, 57681080), (24, 50470945), (28, 43260810), (30, 40376756), (31, 39074280), (35, 34608648), (40, 30282567), (42, 28840540), (56, 21630405), (60, 20188378), (62, 19537140), (70, 17304324), (84, 14420270), (93, 13024760), (105, 11536216), (120, 10094189), (124, 9768570), (140, 8652162), (155, 7814856), (168, 7210135), (181, 6692280), (186, 6512380), (210, 5768108), (217, 5582040), (248, 4884285), (257, 4713240), (280, 4326081), (310, 3907428), (362, 3346140), (372, 3256190), (420, 2884054), (434, 2791020), (465, 2604952), (514, 2356620), (543, 2230760), (620, 1953714), (651, 1860680), (724, 1673070), (744, 1628095), (771, 1571080), (840, 1442027), (868, 1395510), (905, 1338456), (930, 1302476), (1028, 1178310), (1085, 1116408), (1086, 1115380), (1240, 976857), (1267, 956040), (1285, 942648), (1302, 930340), (1448, 836535), (1542, 785540), (1736, 697755), (1799, 673320), (1810, 669228), (1860, 651238), (2056, 589155), (2170, 558204), (2172, 557690), (2534, 478020), (2570, 471324), (2604, 465170), (2715, 446152), (3084, 392770), (3255, 372136), (3598, 336660), (3620, 334614), (3720, 325619), (3801, 318680), (3855, 314216), (4340, 279102), (4344, 278845), (5068, 239010), (5140, 235662), (5208, 232585), (5397, 224440), (5430, 223076), (5611, 215880), (6168, 196385), (6335, 191208), (6510, 186068), (7196, 168330), (7240, 167307), (7602, 159340), (7710, 157108), (7967, 152040), (8680, 139551), (8995, 134664), (10136, 119505), (10280, 117831), (10794, 112220), (10860, 111538), (11222, 107940), (12670, 95604), (13020, 93034), (14392, 84165), (15204, 79670), (15420, 78554), (15934, 76020), (16833, 71960), (17990, 67332), (19005, 63736), (21588, 56110), (21720, 55769), (22444, 53970), (23901, 50680), (25340, 47802), (26040, 46517), (26985, 44888), (28055, 43176), (30408, 39835), (30840, 39277), (31868, 38010), (33666, 35980)]