1981000626

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 4853882880

約数和(自身を除く): 2872882254

約数列:

[1, 2, 3, 6, 11, 22, 23, 31, 33, 43, 46, 62, 66, 69, 86, 89, 93, 121, 129, 138, 178, 186, 242, 253, 258, 267, 341, 363, 473, 506, 534, 682, 713, 726, 759, 946, 979, 989, 1023, 1333, 1419, 1426, 1518, 1958, 1978, 2046, 2047, 2139, 2666, 2759, 2783, 2838, 2937, 2967, 3751, 3827, 3999, 4094, 4278, 5203, 5518, 5566, 5874, 5934, 6141, 7502, 7654, 7843, 7998, 8277, 8349, 10406, 10769, 10879, 11253, 11481, 12282, 14663, 15609, 15686, 16554, 16698, 21538, 21758, 22506, 22517, 22962, 23529, 29326, 30349, 30659, 31218, 32307, 32637, 42097, 43989, 45034, 47058, 60698, 61318, 63457, 64614, 65274, 67551, 84194, 86273, 87978, 88021, 91047, 91977, 118637, 119669, 126291, 126914, 135102, 161293, 172546, 176042, 182094, 183954, 190371, 237274, 239338, 247687, 252582, 258819, 264063, 322586, 333839, 337249, 355911, 359007, 380742, 463067, 483879, 495374, 517638, 528126, 667678, 674498, 698027, 711822, 718014, 743061, 926134, 967758, 968231, 1001517, 1011747, 1305007, 1389201, 1396054, 1486122, 1936462, 2003034, 2023494, 2094081, 2610014, 2728651, 2778402, 2904693, 3709739, 3915021, 4188162, 5457302, 5809386, 7419478, 7678297, 7830042, 8185953, 10650541, 11129217, 14355077, 15356594, 16371906, 21301082, 22258434, 23034891, 28710154, 30015161, 31951623, 43065231, 46069782, 60030322, 63903246, 86130462, 90045483, 180090966, 330166771, 660333542, 990500313, 1981000626]

約数ペア:

[(1, 1981000626), (2, 990500313), (3, 660333542), (6, 330166771), (11, 180090966), (22, 90045483), (23, 86130462), (31, 63903246), (33, 60030322), (43, 46069782), (46, 43065231), (62, 31951623), (66, 30015161), (69, 28710154), (86, 23034891), (89, 22258434), (93, 21301082), (121, 16371906), (129, 15356594), (138, 14355077), (178, 11129217), (186, 10650541), (242, 8185953), (253, 7830042), (258, 7678297), (267, 7419478), (341, 5809386), (363, 5457302), (473, 4188162), (506, 3915021), (534, 3709739), (682, 2904693), (713, 2778402), (726, 2728651), (759, 2610014), (946, 2094081), (979, 2023494), (989, 2003034), (1023, 1936462), (1333, 1486122), (1419, 1396054), (1426, 1389201), (1518, 1305007), (1958, 1011747), (1978, 1001517), (2046, 968231), (2047, 967758), (2139, 926134), (2666, 743061), (2759, 718014), (2783, 711822), (2838, 698027), (2937, 674498), (2967, 667678), (3751, 528126), (3827, 517638), (3999, 495374), (4094, 483879), (4278, 463067), (5203, 380742), (5518, 359007), (5566, 355911), (5874, 337249), (5934, 333839), (6141, 322586), (7502, 264063), (7654, 258819), (7843, 252582), (7998, 247687), (8277, 239338), (8349, 237274), (10406, 190371), (10769, 183954), (10879, 182094), (11253, 176042), (11481, 172546), (12282, 161293), (14663, 135102), (15609, 126914), (15686, 126291), (16554, 119669), (16698, 118637), (21538, 91977), (21758, 91047), (22506, 88021), (22517, 87978), (22962, 86273), (23529, 84194), (29326, 67551), (30349, 65274), (30659, 64614), (31218, 63457), (32307, 61318), (32637, 60698), (42097, 47058), (43989, 45034)]