65428440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 256

約数和(自身を含む): 250629120

約数和(自身を除く): 185200680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 73, 77, 84, 88, 97, 105, 110, 120, 132, 140, 146, 154, 165, 168, 194, 210, 219, 220, 231, 264, 280, 291, 292, 308, 330, 365, 385, 388, 420, 438, 440, 462, 485, 511, 582, 584, 616, 660, 679, 730, 770, 776, 803, 840, 876, 924, 970, 1022, 1067, 1095, 1155, 1164, 1320, 1358, 1455, 1460, 1533, 1540, 1606, 1752, 1848, 1940, 2037, 2044, 2134, 2190, 2310, 2328, 2409, 2555, 2716, 2910, 2920, 3066, 3080, 3201, 3212, 3395, 3880, 4015, 4074, 4088, 4268, 4380, 4620, 4818, 5110, 5335, 5432, 5621, 5820, 6132, 6402, 6424, 6790, 7081, 7469, 7665, 8030, 8148, 8536, 8760, 9240, 9636, 10185, 10220, 10670, 11242, 11640, 12045, 12264, 12804, 13580, 14162, 14938, 15330, 16005, 16060, 16296, 16863, 19272, 20370, 20440, 21243, 21340, 22407, 22484, 24090, 25608, 27160, 28105, 28324, 29876, 30660, 32010, 32120, 33726, 35405, 37345, 40740, 42486, 42680, 44814, 44968, 48180, 49567, 56210, 56648, 59752, 61320, 64020, 67452, 70810, 74690, 77891, 81480, 84315, 84972, 89628, 96360, 99134, 106215, 112035, 112420, 128040, 134904, 141620, 148701, 149380, 155782, 168630, 169944, 179256, 198268, 212430, 224070, 224840, 233673, 247835, 283240, 297402, 298760, 311564, 337260, 389455, 396536, 424860, 448140, 467346, 495670, 545237, 594804, 623128, 674520, 743505, 778910, 849720, 896280, 934692, 991340, 1090474, 1168365, 1189608, 1487010, 1557820, 1635711, 1869384, 1982680, 2180948, 2336730, 2726185, 2974020, 3115640, 3271422, 4361896, 4673460, 5452370, 5948040, 6542844, 8178555, 9346920, 10904740, 13085688, 16357110, 21809480, 32714220, 65428440]

約数ペア:

[(1, 65428440), (2, 32714220), (3, 21809480), (4, 16357110), (5, 13085688), (6, 10904740), (7, 9346920), (8, 8178555), (10, 6542844), (11, 5948040), (12, 5452370), (14, 4673460), (15, 4361896), (20, 3271422), (21, 3115640), (22, 2974020), (24, 2726185), (28, 2336730), (30, 2180948), (33, 1982680), (35, 1869384), (40, 1635711), (42, 1557820), (44, 1487010), (55, 1189608), (56, 1168365), (60, 1090474), (66, 991340), (70, 934692), (73, 896280), (77, 849720), (84, 778910), (88, 743505), (97, 674520), (105, 623128), (110, 594804), (120, 545237), (132, 495670), (140, 467346), (146, 448140), (154, 424860), (165, 396536), (168, 389455), (194, 337260), (210, 311564), (219, 298760), (220, 297402), (231, 283240), (264, 247835), (280, 233673), (291, 224840), (292, 224070), (308, 212430), (330, 198268), (365, 179256), (385, 169944), (388, 168630), (420, 155782), (438, 149380), (440, 148701), (462, 141620), (485, 134904), (511, 128040), (582, 112420), (584, 112035), (616, 106215), (660, 99134), (679, 96360), (730, 89628), (770, 84972), (776, 84315), (803, 81480), (840, 77891), (876, 74690), (924, 70810), (970, 67452), (1022, 64020), (1067, 61320), (1095, 59752), (1155, 56648), (1164, 56210), (1320, 49567), (1358, 48180), (1455, 44968), (1460, 44814), (1533, 42680), (1540, 42486), (1606, 40740), (1752, 37345), (1848, 35405), (1940, 33726), (2037, 32120), (2044, 32010), (2134, 30660), (2190, 29876), (2310, 28324), (2328, 28105), (2409, 27160), (2555, 25608), (2716, 24090), (2910, 22484), (2920, 22407), (3066, 21340), (3080, 21243), (3201, 20440), (3212, 20370), (3395, 19272), (3880, 16863), (4015, 16296), (4074, 16060), (4088, 16005), (4268, 15330), (4380, 14938), (4620, 14162), (4818, 13580), (5110, 12804), (5335, 12264), (5432, 12045), (5621, 11640), (5820, 11242), (6132, 10670), (6402, 10220), (6424, 10185), (6790, 9636), (7081, 9240), (7469, 8760), (7665, 8536), (8030, 8148)]