218965704

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 598855680

約数和(自身を除く): 379889976

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 69, 71, 74, 92, 111, 138, 142, 148, 151, 184, 213, 222, 276, 284, 296, 302, 426, 444, 453, 552, 568, 604, 851, 852, 888, 906, 1208, 1633, 1702, 1704, 1812, 2553, 2627, 3266, 3404, 3473, 3624, 4899, 5106, 5254, 5587, 6532, 6808, 6946, 7881, 9798, 10212, 10419, 10508, 10721, 11174, 13064, 13892, 15762, 16761, 19596, 20424, 20838, 21016, 21442, 22348, 27784, 31524, 32163, 33522, 39192, 41676, 42884, 44696, 60421, 63048, 64326, 67044, 83352, 85768, 120842, 128501, 128652, 134088, 181263, 241684, 246583, 257002, 257304, 362526, 385503, 396677, 483368, 493166, 514004, 725052, 739749, 771006, 793354, 986332, 1028008, 1190031, 1450104, 1479498, 1542012, 1586708, 1972664, 2380062, 2958996, 3084024, 3173416, 4760124, 5917992, 9123571, 9520248, 18247142, 27370713, 36494284, 54741426, 72988568, 109482852, 218965704]

約数ペア:

[(1, 218965704), (2, 109482852), (3, 72988568), (4, 54741426), (6, 36494284), (8, 27370713), (12, 18247142), (23, 9520248), (24, 9123571), (37, 5917992), (46, 4760124), (69, 3173416), (71, 3084024), (74, 2958996), (92, 2380062), (111, 1972664), (138, 1586708), (142, 1542012), (148, 1479498), (151, 1450104), (184, 1190031), (213, 1028008), (222, 986332), (276, 793354), (284, 771006), (296, 739749), (302, 725052), (426, 514004), (444, 493166), (453, 483368), (552, 396677), (568, 385503), (604, 362526), (851, 257304), (852, 257002), (888, 246583), (906, 241684), (1208, 181263), (1633, 134088), (1702, 128652), (1704, 128501), (1812, 120842), (2553, 85768), (2627, 83352), (3266, 67044), (3404, 64326), (3473, 63048), (3624, 60421), (4899, 44696), (5106, 42884), (5254, 41676), (5587, 39192), (6532, 33522), (6808, 32163), (6946, 31524), (7881, 27784), (9798, 22348), (10212, 21442), (10419, 21016), (10508, 20838), (10721, 20424), (11174, 19596), (13064, 16761), (13892, 15762)]