645061128

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 1733529600

約数和(自身を除く): 1088468472

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 71, 92, 109, 138, 142, 151, 184, 213, 218, 276, 284, 302, 327, 426, 436, 453, 552, 568, 604, 654, 852, 872, 906, 1208, 1308, 1633, 1704, 1812, 2507, 2616, 3266, 3473, 3624, 4899, 5014, 6532, 6946, 7521, 7739, 9798, 10028, 10419, 10721, 13064, 13892, 15042, 15478, 16459, 19596, 20056, 20838, 21442, 23217, 27784, 30084, 30956, 32163, 32918, 39192, 41676, 42884, 46434, 49377, 60168, 61912, 64326, 65836, 83352, 85768, 92868, 98754, 128652, 131672, 177997, 185736, 197508, 246583, 257304, 355994, 378557, 395016, 493166, 533991, 711988, 739749, 757114, 986332, 1067982, 1135671, 1168589, 1423976, 1479498, 1514228, 1972664, 2135964, 2271342, 2337178, 2958996, 3028456, 3505767, 4271928, 4542684, 4674356, 5917992, 7011534, 9085368, 9348712, 14023068, 26877547, 28046136, 53755094, 80632641, 107510188, 161265282, 215020376, 322530564, 645061128]

約数ペア:

[(1, 645061128), (2, 322530564), (3, 215020376), (4, 161265282), (6, 107510188), (8, 80632641), (12, 53755094), (23, 28046136), (24, 26877547), (46, 14023068), (69, 9348712), (71, 9085368), (92, 7011534), (109, 5917992), (138, 4674356), (142, 4542684), (151, 4271928), (184, 3505767), (213, 3028456), (218, 2958996), (276, 2337178), (284, 2271342), (302, 2135964), (327, 1972664), (426, 1514228), (436, 1479498), (453, 1423976), (552, 1168589), (568, 1135671), (604, 1067982), (654, 986332), (852, 757114), (872, 739749), (906, 711988), (1208, 533991), (1308, 493166), (1633, 395016), (1704, 378557), (1812, 355994), (2507, 257304), (2616, 246583), (3266, 197508), (3473, 185736), (3624, 177997), (4899, 131672), (5014, 128652), (6532, 98754), (6946, 92868), (7521, 85768), (7739, 83352), (9798, 65836), (10028, 64326), (10419, 61912), (10721, 60168), (13064, 49377), (13892, 46434), (15042, 42884), (15478, 41676), (16459, 39192), (19596, 32918), (20056, 32163), (20838, 30956), (21442, 30084), (23217, 27784)]