254310360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 794880000

約数和(自身を除く): 540569640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 137, 155, 186, 248, 274, 310, 372, 411, 465, 499, 548, 620, 685, 744, 822, 930, 998, 1096, 1240, 1370, 1497, 1644, 1860, 1996, 2055, 2495, 2740, 2994, 3288, 3720, 3992, 4110, 4247, 4990, 5480, 5988, 7485, 8220, 8494, 9980, 11976, 12741, 14970, 15469, 16440, 16988, 19960, 21235, 25482, 29940, 30938, 33976, 42470, 46407, 50964, 59880, 61876, 63705, 68363, 77345, 84940, 92814, 101928, 123752, 127410, 136726, 154690, 169880, 185628, 205089, 232035, 254820, 273452, 309380, 341815, 371256, 410178, 464070, 509640, 546904, 618760, 683630, 820356, 928140, 1025445, 1367260, 1640712, 1856280, 2050890, 2119253, 2734520, 4101780, 4238506, 6357759, 8203560, 8477012, 10596265, 12715518, 16954024, 21192530, 25431036, 31788795, 42385060, 50862072, 63577590, 84770120, 127155180, 254310360]

約数ペア:

[(1, 254310360), (2, 127155180), (3, 84770120), (4, 63577590), (5, 50862072), (6, 42385060), (8, 31788795), (10, 25431036), (12, 21192530), (15, 16954024), (20, 12715518), (24, 10596265), (30, 8477012), (31, 8203560), (40, 6357759), (60, 4238506), (62, 4101780), (93, 2734520), (120, 2119253), (124, 2050890), (137, 1856280), (155, 1640712), (186, 1367260), (248, 1025445), (274, 928140), (310, 820356), (372, 683630), (411, 618760), (465, 546904), (499, 509640), (548, 464070), (620, 410178), (685, 371256), (744, 341815), (822, 309380), (930, 273452), (998, 254820), (1096, 232035), (1240, 205089), (1370, 185628), (1497, 169880), (1644, 154690), (1860, 136726), (1996, 127410), (2055, 123752), (2495, 101928), (2740, 92814), (2994, 84940), (3288, 77345), (3720, 68363), (3992, 63705), (4110, 61876), (4247, 59880), (4990, 50964), (5480, 46407), (5988, 42470), (7485, 33976), (8220, 30938), (8494, 29940), (9980, 25482), (11976, 21235), (12741, 19960), (14970, 16988), (15469, 16440)]